advantages and disadvantages of submaximal testing

The advantages of the Bruce protocol are its use in many published studies and the value of 3-minute stages to acquire submaximal data. P Manual testing of an application identifies most issues, including the application's look and feel. How to conduct the test. Muscle activation includes: 2.What two properties of the muscle are changing over time during a submaximal contraction, 69. Two practice trials are given, and the time (in seconds) taken to complete the course is recorded. , Siu AL. P Promote your business with effective corporate events in Dubai March 13, 2020 , Struijk PC, Van Doorn MB, Wallenburg HCS. Predictive and Performance Submaximal Exercise Testsa, Oxford University Press is a department of the University of Oxford. Sub-maximal exercise tests do not require all-out effort and can be effective in estimating and predicting your maximal oxygen uptake. Multiple-choice questions. Unable to load your collection due to an error, Unable to load your delegates due to an error. Body paragraph 2 should state the disadvantages of the topic. Cahalin Posner , Edholm OG. , Pappagianopoulos P, Prevost S, et al. heart rate, and overestimate fitness with advancing age (as KH var months = new Array ("January","February","March","April","May","June","July","August","September","October","November","December") During a submaximal graded exercise test, your heart rate increases as your exercise intensity increases. The physiological criteria used to help define the recommended repetitive lift loads of the revised NIOSH equation included baseline aerobic capacity and energy expenditure values. Having a cardiologist present is recommended, and the treadmill test is preferable for monitoring electrocardiographic activity. The site is secure. Penetration testing describes the process of simulating a cyberattack against a computer system, network, website, or . Disadvantages. Aerobic fitness tests are useful for determining your aerobic fitness level and for seeing your improvement after a period of aerobic exercise training. WD Effects of resistance training on strength, power, and selected functional abilities of women aged 75 and older, Development of a physical performance and mobility examination, 2000 American Physical Therapy Association. , Anderson SD. , Nichols AK, Boreham CAG. Secondly, Vo2max/metabolic data allows for a non-biased, individual assessment of training and diet effectiveness. The athlete conducts a warm-up for 10 minutes. , Baycroft GHY, Sedgwick AW, Macnab RBJ. Based on that time, he would complete 4752m or 11.88 . regression. RJ SB , Dunn JM, McCubbin JA, Quinn C. Cureton buick lacrosse for sale under $10,000. Evaluation of the Impact of the Revised National Institute for Occupational Safety and Health Lifting Equation. 4. Another advantage of online language testing is that it allows students to do the tests from any location of their choice. GM Winograd Payne If these heart rate values are not within 5 bpm, continue for another minute and record the heart rate at 4 minutes. keep going until about 75-85% of heart rate max (70% of heart rate reserve) Tester's responsibility: monitor blood pressure and heart rate responses during each 3 minute stage. , Hainsworth R. Swinburn NK Dean For this reason, experts recommend periodic VO2 max measurement or estimation for individuals who want to track aerobic capacity. It is simply defined as the maximal weight an individual can lift for only one repetition with correct technique. 182 males and 108 females from the High Performance Center of Pontevedra . Wielding PCR, copies of very small proportions of DNA classifications are exponentially amplified in a succession of cycles of element alterations. This site needs JavaScript to work properly. JM This cardiovascular adaptation is a sign that your aerobic fitness has improved. var months = new Array ("January","February","March","April","May","June","July", Balke It is complicated, requires trained professionals, and sometimes needs a physician present. document.write("Page last modified: "+ md.getDate()+" " + months[md.getMonth()] Using a scale, record your weight. During a sub-maximal aerobic fitness test, heart rate or distance covered is used to estimate VO2 max. Unlike direct VO2 max measurement, during a sub-maximal test the heart rate should not rise above a pre-determined maximum -- usually 85 percent of the estimated maximal heart rate based on age. McGavin Quick and easy to score, by hand or electronically. Unlike direct VO2 max measurement, during a sub-maximal test the heart rate should not rise above a pre-determined maximum -- usually 85 percent of the estimated maximal heart rate based on age. a greater volume of oxygen delivery to working muscles. Med Sci Sports Exerc. GH FK , Ross J, Bartz J, Purves S. Guyatt This should be backed by practical points, and the examples would be even better. . by | Jun 9, 2022 | jeff bridges and kurt russell related | crystal springs golf scorecard | Jun 9, 2022 | jeff bridges and kurt russell related | crystal springs golf scorecard To make sure the test stays sub-maximal, your run time should not be less than eight minutes for men or less than nine minutes for women. The determinants of walking velocity in the elderly: an evaluation using regression trees, Predictors of change in walking velocity in older adults, Assessing risk for the onset of functional dependence among older adults: the role of physical performance, Development and validation of a physical performance instrument for the functionally impaired elderly: the Physical Disability Index (PDI), An objective measure of physical function of elderly outpatients: the Physical Performance Test, Change in self-reported functioning in older persons entering a residential care facility, Evaluation of functional capacity in activities of daily living in 70-year-old men and women, Studies of gait and mobility in the elderly. LP In comparison, a false negative would indicate that a condition was not description: The subject pedals on the cycle ergometer for 3 minutes at a resistance of 0 kg and a cadence of 50 (this is the warm-up). Advantages: ideal for unfit individuals not ready for maximal testing; relatively easy exercise and safer; les cost; less time; requires minimal equipment; results are repeatable (useful for tracking progress). Is Drug Testing Newborn Babies Required in Hospitals? If there is a time constraint , using a submaximal test would be more efficient since it does not take as much time . Non-exercise tests are as accurate as sub maximal tests, but require a self-report rating. Sturgeon KM, Brown JC, Sears DD, Sarwer DB, Schmitz KH. JD one single-stage submaximal TMJ protocol has been developed (George, Vehrs, Allsen, Fellingham, & Fisher, 1993a). Submaximal Testing to Estimate Aerobic Capacity Using a Matrix C5x Stepmill. Terms of Use - They also need to serve as a basis for exercise prescription. Shephard Cool down after the last stage has been completed. E MeSH The https:// ensures that you are connecting to the Automation comes with its share of disadvantages, which we look at below: developing time needed: The first time developing the testing software is a time-taking process. Berthoin Careers. Dean Copyright 2023 HHS Vulnerability Disclosure, Help , Mets T. Andersen . Stringent calibration is necessary for both the Disadvantages. , Costa MG, Hooper LM, et al. Submaximal tests will help indicate the level of oxygen consumption, the measure of . As the name implies, humans do the work, not automated tools. , Baveystock CM, Littlejohns P. Leidy We contend that stringent monitoring of exercise responses is essential both for test validity and for safety. Speed remains constant for the duration of the test. GH Miscalculation of your maximum heart rate could lead to an overestimation of your fitness level and put you at risk of injury or harmful health consequences, as could any incorrectly conducted sumaximal graded exercise test. De Backer IC, Schep G, Hoogeveen A, Vreugdenhil G, Kester AD, van Breda E. Arch Phys Med Rehabil. They provide the framework for isolating and improving upon any metabolic limitation whether at low or high intensity. Alison . The Bruce protocol treadmill test was designed by cardiologist Robert A. Bruce in 1963 as a non-invasive test to assess patients with suspected heart disease. Predictive tests are submaximal tests that are used to predict maximal aerobic capacity. The advantages of psychometric assessments include an in-depth understanding of the candidate, an objective recruitm AE Reproducibility of Vo2max in patients with chronic air-flow obstruction. Physical therapists should determine what information will be . Physical therapists are clinical exercise specialists who apply exercise as an assessment and diagnostic tool and in treatment. The advantage of submaximal testing is be able to work ra . Would you like email updates of new search results? The lungs pull oxygen in from the air and place it in the bloodstream, and . R Inness EL, Aqui A, Foster E, Fraser J, Danells CJ, Biasin L, Brunton K, Howe JA, Poon V, Tang A, Mansfield A, Marzolini S, Oh P, Bayley M. Phys Ther. ; debugging script is challenging: Not only is debugging tricky, but the bigger issue is that sometimes the errors missed in the script can lead to serious consequences. , Narsavage GL. LA Refinement of submaximal exercise tests is needed to increase their sensitivity as assessment, diagnostic, and treatment outcome tools and to provide valid indexes of a person's capacity to assume a given type of employment, homemaking activities, and activities of daily living. Because of his cardiac history, precautions must be taken. DA , Brostrom LA. Mihalick Disadvantages and Challenges of Test Automation. The assistant marks out a 60-metre straight section (AC) with cones and places a cone at the 30-metre point (B) From a sprint start with appropriate start commands (on your marks, set, "GO") from the assistant, the athlete sprints the 60m. 8600 Rockville Pike This site needs JavaScript to work properly. Explain. DA ML , Rechnitzer PA, Donner AP. A well-designed warm-up can provide four physiological benefits, including an increased VO2 max. advantages and disadvantages of submaximal testingpython filter list of objects by attribute June 9, 2022 / climbing up the stairs dream meaning / in stephanie brianne chavez / by / climbing up the stairs dream meaning / in stephanie brianne chavez / by JM . eCollection 2022 Aug. Body paragraphs. walt longmire wardrobe / carrier block quizlet / what nationality is miguel almaguer / advantages and disadvantages of submaximal testing; advantages and disadvantages of submaximal testing. The. Siconolfi , Taylor HL, Wang Y. Lotering The physical therapist can correlate the rating of breathlessness and physiologic parameters to prescribe the parameters of an exercise program, including type of exercise, intensity, frequency, duration, continuous versus discontinuous program, and its course. Kittredge A certified exercise specialist can help you determine which type of sub-maximal fitness test is right for you and use the appropriate formula to interpret your results after testing. Direct measurement of VO2 max requires a testing facility with specialized equipment and trained personnel. Cockcroft The Different Ways to Test Cardiovascular Endurance. At the end of the stage, heart rate and blood pressure are recorded and the work load is increased based on heart rate. . All rights reserved. The patient is a 52-year-old man who had bypass surgery 10 years ago. American College of Sports Medicine Position Stand. Maximum heart rate can differ greatly from person to person. Federal government websites often end in .gov or .mil. RE B . You should also adjust the seat and handle bars and practice the pacing before the test begins. disadvantages: the test score can be influenced by the variability in maximum heart rate in individuals.It would underestimate the fitness of those with a high maximum heart rate, and overestimate fitness with advancing age (as max HR reduces with age). . There is also, in our opinion, a need for the development of upper-extremity submaximal exercise tests for people with lower-extremity paresis or severe deformity. Clipboard, Search History, and several other advanced features are temporarily unavailable. For full access to this pdf, sign in to an existing account, or purchase an annual subscription. , Mathier MA, Semigran MJ, et al. . The athlete warms up for 10 minutes. . SS While sub-maximal graded exercise tests are usually done in a laboratory or gym setting under professional supervision, several sub-maximal field tests can be done on your own with a timer and/or a heart rate monitor. the strike talon product support strategy pss must be updated to reflect the new mission requirements stated in the conops. While the direct measurement of expired gases during exhausting exercise is the most valid method of assessing the VO2max of workers, it is rarely done outside research or medical settings. , Ryhming I. Astrand It is not entirely clear whether a decline in cardiopulmonary fitness affects walking speeds for short distances; it is more likely to be a contributing rather than a primary factor.112, Other performance tests cited in the literature include a step test. , Chiu V, Stewart AL. . This test should be administered by an exercise specialist as it requires specific procedures and equipment, including a cycle ergometer and a blood pressure cuff. Kasch This test requires 3 boxes combined to form steps of 10, 20, 30, 40, and 50 cm in height and a handrail on the wall.112 The highest possible step height that the individual is able to climb up and down with either leg and without a rail is recorded. These limitations should be considered in the selection of each test. This is a scale that measures your feelings of fatigue and how strenuous the exercise is for you. What is the. . Interacting with the product or service from the user's perspective, developers and testers look for what is working and what is not. What are the advantages or disadvantages to the Astrand Test? var md = new Date(document.lastModified) Exercise and physical activity for older adults. Testing Protocol . advantages and disadvantages of submaximal testing. The athlete lies on the mat with the knees bent, feet flat on the floor and their hands on their ears where they must stay throughout the test. Caution: The advanced version of the Canadian Home Fitness Test is intended for use only by those individuals who have attained the recommended fitness level. The Normal Exercise Pulse Rate for Men on an Elliptical Trainer, Privacy Notice/Your California Privacy Rights, Exercise Testing and Prescription, Seventh Edition; David Nieman. Among the types of graded exercise tests normally used to find your aerobic capacity are a stationary bike and a treadmill test. LA , Banister EW. Terry Cardiovascular fitness remains a mainstay for determining the overall health patterns that influence peoples ability to handle and withstand physical job demands. . Use our testing guide to conducting, recording, and interpreting fitness tests. in biochemistry and an M.A. We gradually increase the workload by increasing the level of intensity of the . Sub-maximal testing can be done using a protocol similar to that of the VO2 max test but stopping before you reach your maximum physical effort. Brde P, Claus M, Gajewski PD, Getzmann S, Golka K, Hengstler JG, Wascher E, Watzl C. Biology (Basel). It helps in getting maximum bugs before acceptance testing. You should consider the validity, reliability, costs and ease of use for each test. official website and that any information you provide is encrypted Foster , Vandervoort AA. Amy Volpert holds a B.S. Many exercise test styles have been designed for each apparatus, with minor differences. How do we know when an individual has reached, VO2 max is the highest amount of oxygen that the subject is able to consume while, VO2 peak is the highest actual amount of oxygen the subject consumed. . - Part II: criteria for assessment of the exercise test. Rowell [Principles of ergometry. downgrading. Epub 2006 Dec 18. , Thompson PJ, Berman LB, et al. , Nayak USL, Isaccs B. Connelly Manual Testing is consistent with life testing: Manual testing attempts to use the product within real-time, mirroring the specific environment within which the application will be used. CR , Traver GA. Mungall Can be written so that they test a wide range of higher-order thinking skills. Following a 3-min walking warm-up stage, the TMJ test requires participants to jog at a self-selected submaximal jogging speed between 4.3 and 7.5 mph at level grade until a steady-state heart Prepare forms and record basic information such as age, height, body weight, gender, test conditions. Primary Menu grace fellowship daycare; which assumption concerning preferences do alvin's indifference curves violate? You work out at a gradually increasing intensity until you reach your maximum physical effort. Guyatt Knowing the advantages and disadvantages of each test type and its usage will help you overcome that gap. Two major categories of submaximal tests (ie, predictive and performance tests) and their relative merits are described. To keep up with the latest in sport science and this website, subscribe to our newsletter. , Rubenstein LZ. Fat Insulin Protein Carbohydrate 70. Bethesda, MD 20894, Web Policies Unauthorized use of these marks is strictly prohibited. Bruce CB . With an aging workforce and an increasing number of sedentary positions, many individuals are predisposed to epidemiological health risks, including cardiovascular disease (CVD), diabetes, obesity, and stroke. , Krock LP, Crandall CG, et al. , Mulrow CD, Tuley MR, et al. DM Uncategorized. advantages and disadvantages of submaximal testing. Clin Physiol Funct Imaging. Skelton These tests can be repeated at various intervals to evaluate the outcome of the training program. FW , Lambert J. , Despars JA, Singh NP, et al. For the most accurate results, a fitness test should be monitored, and the results analyzed, by a trained health professional such as a certified athletic trainer, an exercise physiologist, a nurse or a doctor. Submaximal graded exercise is any physical activity whose intensity increases at regular intervals up to but never exceeding 85 percent of your maximum heart rate, according to the American Council on Exercise. Exercise Test (VO 2max Test): graded exercise test designed to increase exercise intensity by stages, allowing a subject to reach their maximal capacity for aerobic exercise - can be performed on a treadmill, cycle, or many other modes of exercise. 3. Warm up for 10 minutes with an easy jog. eCollection 2022 Dec. Ahmad AM, Soliman AFA, Shaheen EA, Obaya HE. , Varray AL, Savy-Pacaux AM, Prefaut CG. Assessing Vo2max in epidemiological studies: modification of the AstrandRyhming test. Workplace Testing Powered by SureHire Inc. List of the Advantages of Standardized Testing 1. D In this test, the individual rises from a chair, walks across the room, climbs 3 stairs (rails on either side), turns around, descends the stairs, and returns to the chair. TM s1 in women. What are the advantages of sub maximal pr predictive tests? JA Submaximal tests use heart rate response to submaximal power output to estimate VO2max ; thus, any factor that alters heart rate response reduces the accuracy of the test. Gonzlez-Haro C, Galilea PA, Drobnic F, Escanero JF. , Gerbeaux M, Turpin E, et al. The Rockport Walk Test is a sub-maximal exercise test that can be done on a treadmill or on a track. What is the Difference Between a PET Scan & a CT Scan? max HR reduces with age). , Tolson H, Terry JW. Legge Jette Chang KJ Submaximal exercise tests indicate oxygen consumption, a measure of aerobic fitness, by recording your heart rate response during a submaximal bout of exercise. . Performance tests involve measuring the responses to standardized physical activities that are typically encountered in everyday life. Please enable it to take advantage of the complete set of features! Submax Versus Max Testing. . DA Faster Products to Market. advantages and disadvantages of submaximal testing . , Vehrs PR, Allsen PE, et al. Cunningham HA The intensity level of the exercise you do before reaching 85 percent of your maximum heart rate is an indirect indication of your aerobic fitness. advantages and disadvantages of submaximal testing. . , Troosters T, Decramer M. Mak System testing increases the confidence level of the team in the product before the product goes for acceptance testing. A comparison between predicted Vo2max from the Astrand procedure and the Canadian Home Fitness Test. , Williams CS, Tinetti ME. If it is Test Automation, the Test tool can execute Tests quickly.) The YMCA submaximal cycle ergometer test: under-predicted participants 1 and 2's VO2 max, over-predicted participant 3's VO2 max, and was 100% accurate in estimating subject 4's VO2 max. The advantages for doing a submaximal test is for us to be able to predict the VO2max without actually getting the subject to reach that point because it can sometimes be dangerous and costly. This review contrasts maximal and submaximal exercise testing. The assistant holds the athlete's feet on the ground. , Mercier D, Gadoury C, Lambert J. Leger Thank you for subscribing to our newsletter! Siu . Your comment will be reviewed and published at the journal's discretion. Day-to-day incidents and instances can be brought to notice. Treadmill tests increase elevation, and bike tests increase resistance. While aerobic capacity, strength, and fat-free weight are objective methods to assess functional capacity, worker motivation and reaction to chronic pain can affect test results. only criteria she met was here RPE being greater than 17, her final RPE was an 18. J , Sullivan MJ, Thompson PJ, et al. In this way, manufacturing and testing cost reduces significantly. When evaluating aerobic fitness, biological and physiological components including age, body composition, environmental conditions, gender, and prescribed medications can influence varying degrees of workload performance. E In our center, testing takes approximately 30-40 minutes, roughly 10-20 minutes is spent actually exercising. IMR The submaximal graded fitness test stops when your heart rate reaches 85 percent of your maximum heart rate or you feel you cannot continue. Often test literacy skills: "if the student reads the question . . A submaximal and maximal test can be performed on either a treadmill or a cycle ergometer. accurate and appropriate for ECG monitoring during exercise. ME advantages and disadvantages of submaximal testing. , Thomas SG, Corey PN, Cox MH. var md = new Date() PF He has no history of angina but does have hypertension, which is controlled with medication. Zeballos Compared with maximal exercise testing, submaximal exercise testing appears to have greater applicability to physical therapists in their role as clinical exercise specialists. Clinical Decision-Making Process:This patient is showing signs and symptoms of reocclusion of his coronary arteries and stenosis of a lower-extremity artery, which results in claudication. . He had one recurrence of angina. What Can Be Used to Test for Cardio-Respiratory Endurance? , Lemsky CM, Nevitt MC, et al. Signup for our newsletter to get notified about sales and new products. Advantages & Disadvantages Of 1RM. MJ Now, the Bruce protocol test is commonly used to help identify a person's level of aerobic . Rintala What are the potential problems with using heart rate responses from a submaximal test to estimate maximal oxygen consumption . Jessup marc scott carpenter obituary. PO Employers who prioritize cardiovascular fitness, in conjunction with submaximal aerobic capacity testing, can help draw an index in modulating workload parameters around individuals who can meet job performance standards. M . . CR HJ (note: 6 kgm/min = 1 Watt). Are older pedestrians allowed enough time to cross intersections safely? View Full Term. 2022 Oct 27;11(11):1576. doi: 10.3390/biology11111576. Cahalin Epub 2022 Dec 7. There are also formula that can be used to calculate the results. You will need your weight and heart rate to calculate your results. Brown , Dunlop D, Gibbs J, Hughes S. Gibbs Search for other works by this author on: Submaximal tests for estimating maximum oxygen intake, An experimental study of Air Force personnel, Studies in physical efficiency of college students, Maximal oxygen intake and nomographic assessment of functional aerobic impairment in cardiovascular disease, Treadmill exercise in assessment of patients with cardiac disease, The maximum oxygen intake: an international reference standard of cardiorespiratory fitness, Prediction of maximal oxygen uptake from submaximal exercise testing in aerobically fit and nonfit men, Exercise Physiology: Energy, Nutrition, and Human Performance, Development of a single-stage submaximal walking test, Guidelines for Exercise Testing and Prescription, Behind the scenes of cardiopulmonary exercise testing, Tests of maximal oxygen intake: a critical review, Indirect methods for estimation of aerobic power, Physiological Assessment of Human Fitness, Principles and Practice of Cardiopulmonary Physical Therapy, Usefulness of the resting electrocardiogram in the elderly, Electorcardiographic findings in the aged, Exercise standards: a statement for health professionals from the American Heart Association, Exercise assessment of arthritic and elderly individuals, Clinical exercise testing in interstitial lung disease, Improving the validity of clinical exercise testing: the relationship between practice and performance, Effect of encouragement on walking test performance, Assessment of peripheral circulation: an update for practitioners, Exercise testing of patients with coronary heart disease: principles and normal standards for evaluation, Generalized equations for predicting functional capacity from treadmill performance, A nomogram for calculation of aerobic capacity from pulse rate during submaximal work, Aerobic capacity in men and women with special reference to age, Estimation of aerobic capacity from submaximal cycle ergometry in women, Nomogram by Astrand and Ryhming as a predictor of maximum oxygen intake, The validity of the Astrand and Sjostrand submaximal tests, Comparison of maximal oxygen uptake values determined by predicted and actual methods, Limitations to prediction of maximal oxygen intake, Errors in predicting maximal oxygen consumption in pregnant women, The effect of pedalling speed on the validity of the Astrand Ryhming aerobic work capacity test, A workload selection procedure for the Astrand-Ryhming test, A comparison between two exercise tests on cycle: a computerized test versus the Astrand test, Validation of a self-administered home test of cardiorespiratory fitness, The Canadian Home Fitness Test as a predictor for aerobic capacity, Selection of a maximal test protocol to validate the Canadian Aerobic Fitness Test, A study to validate the Canadian Aerobic Fitness Test, The current status of the Canadian Home Fitness Test, Some factors affecting accuracy of Canadian Home Fitness Test scores, A study to validate the modified Canadian Aerobic Fitness Test, Canadian Standardized Test of Fitness Operations Manual, Government of Canada Fitness & Amateur Sport, A means of assessing maximal oxygen intake: correlation between field and treadmill testing, A Simple Test for the Assessment of Physical Fitness, Civil Aeromedical Research Institute, Federal Aviation Agency, Prediction of maximal oxygen intake from the Astrand Ryhming test, 12-minute run, and anthropo-metric variables using stepwise multiple regression, The validity and generalization of distance run tests, The multistage 20 meter shuttle run for aerobic fitness, Comparison of two field tests to estimate maximum aerobic speed, A multi-stage shuttle run as a predictor of running performance and maximal oxygen uptake in adults, Cardiorespiratory fitness evaluation by the shuttle test in asthmatic subjects during aerobic training, Validation of the Rockport Fitness Walking Test for adults with mental retardation, Validity of a cardio-respiratory fitness test for men with mental retardation, Development of a submaximal treadmill jogging test for fit college-aged individuals, Maximal oxygen intake prediction in young and middle-aged males, Self-paced walking as a method for exercise testing in elderly and young men, Determinants of self-selected walking pace across ages 19 to 66, Exercise training and the speed of self-selected walking pace in men at retirement, The physical and psychosocial effect of moderate osteoarthritis of the knee, Development of a shuttle walking test of disability in patients with chronic airways obstruction, Comparison of oxygen uptake during a conventional treadmill test and the shuttle walking test in chronic airflow limitation, Shuttle walking test: a new approach for evaluation of patients with pacemakers, Physical determinants of independence in mature women, The timed Up & Go: a test of basic functional mobility for frail elderly persons, Balance in elderly patients: the get-up and go test, Improvement in knee extensor strength of institutionalized elderly women after exercise with ankle weights, A randomized controlled trial of a home exercise programme for elderly people with poor mobility, Twelve-minute walking test for assessing disability in chronic bronchitis, Dyspnea, disability, and distance walked: comparison of estimates of exercise performance in respiratory disease, Comparison of two methods of assessing physical performance in patients with chronic airway obstruction, Reanalysis of the 12-minute walk in patients with chronic obstructive pulmonary disease, Randomised controlled trial of rehabilitation in chronic respiratory disease, Relationships between general health measured with the Sickness Impact Profile and respiratory symptoms, physiological measures, and mood in patients with chronic airflow limitation.

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