TY - STD TI - Global Strategy for the Diagnosis, Management and Prevention of COPD, Global Initiative for Chronic Obstructive Lung Disease (GOLD). 2017. Available at: http://www.goldcopd.org/. UR - http://www.goldcopd.org/ ID - ref1 ER - TY - JOUR AU - Lee, S. D. AU - Huang, M. S. AU - Kang, J. PY - 2014 DA - 2014// TI - The COPD assessment test (CAT) assists prediction of COPD exacerbations in high-risk patients JO - Respir Med VL - 108 UR - https://doi.org/10.1016/j.rmed.2013.12.014 DO - 10.1016/j.rmed.2013.12.014 ID - Lee2014 ER - TY - JOUR AU - Oga, T. AU - Nishimura, K. AU - Tsukino, M. PY - 2003 DA - 2003// TI - Analysis of the factors related to mortality in chronic obstructive pulmonary disease. Role of exercise capacity and health status JO - Am J Respir Crit Care Med VL - 167 UR - https://doi.org/10.1164/rccm.200206-583OC DO - 10.1164/rccm.200206-583OC ID - Oga2003 ER - TY - JOUR AU - Miyazaki, M. AU - Nakamura, H. AU - Chubachi, S. PY - 2014 DA - 2014// TI - Analysis of comorbid factors that increase the COPD assessment test scores JO - Respir Res VL - 15 UR - https://doi.org/10.1186/1465-9921-15-13 DO - 10.1186/1465-9921-15-13 ID - Miyazaki2014 ER - TY - JOUR AU - Negro, R. W. AU - Bonadiman, L. AU - Turco, P. PY - 2014 DA - 2014// TI - Sensitivity of the COPD assessment test (CAT questionnaire) investigated in a population of 681 consecutive patients referring to a lung clinic: the first Italian specific study JO - Multidiscip Resp Med VL - 9 UR - https://doi.org/10.1186/2049-6958-9-15 DO - 10.1186/2049-6958-9-15 ID - Negro2014 ER - TY - JOUR AU - Kelly, J. L. AU - Bamsey, O. AU - Smith, C. PY - 2012 DA - 2012// TI - Health status assessment in routine clinical practice: the chronic obstructive pulmonary disease assessment test score in outpatients JO - Respiration VL - 84 UR - https://doi.org/10.1159/000336549 DO - 10.1159/000336549 ID - Kelly2012 ER - TY - JOUR AU - Jones, P. W. AU - Harding, G. AU - Berry, P. PY - 2009 DA - 2009// TI - Development and first validation of the COPD assessment test JO - Eur Respir J VL - 34 UR - https://doi.org/10.1183/09031936.00102509 DO - 10.1183/09031936.00102509 ID - Jones2009 ER - TY - JOUR AU - Atis Nayci, S. AU - Ozgür, E. S. AU - Ozge, C. PY - 2014 DA - 2014// TI - Impact of comorbidities on COPD Assessment Test (CAT) scores JO - Chest VL - 145 UR - https://doi.org/10.1378/chest.1923859 DO - 10.1378/chest.1923859 ID - Atis Nayci2014 ER - TY - JOUR AU - Maddocks, M. AU - Kon, S. S. AU - Canavan, J. L. PY - 2016 DA - 2016// TI - Physical frailty and pulmonary rehabilitation in COPD: a prospective cohort study JO - Thorax VL - 71 UR - https://doi.org/10.1136/thoraxjnl-2016-208460 DO - 10.1136/thoraxjnl-2016-208460 ID - Maddocks2016 ER - TY - JOUR AU - Fried, L. P. AU - Ferruci, L. AU - Darer, J. PY - 2004 DA - 2004// TI - Untangling the concepts of disability, frailty, and comorbidity: implications for improved targeting and care JO - J Gerontol A Biol Sci Med Sci VL - 59 UR - https://doi.org/10.1093/gerona/59.3.M255 DO - 10.1093/gerona/59.3.M255 ID - Fried2004 ER - TY - JOUR AU - Park, S. K. AU - Richardson, C. R. AU - Holleman, R. G. PY - 2013 DA - 2013// TI - Frailty in people with COPD, using the National Health and nutrition evaluation survey dataset (2003−2006) JO - Heart Lung VL - 42 UR - https://doi.org/10.1016/j.hrtlng.2012.07.004 DO - 10.1016/j.hrtlng.2012.07.004 ID - Park2013 ER - TY - JOUR AU - UchmanowicznI, J. -. P. B. AU - Chabowski, M. PY - 2016 DA - 2016// TI - The influence of frailty syndrome on acceptance of illness in elderly patients with chronic obstructive pulmonary disease JO - Int J Chron Obstruct Pulmon Dis VL - 11 UR - https://doi.org/10.2147/COPD.S112837 DO - 10.2147/COPD.S112837 ID - UchmanowicznI2016 ER - TY - JOUR AU - Lahousse, L. AU - Ziere, G. AU - Verlinden, V. PY - 2016 DA - 2016// TI - Risk of frailty in elderly with COPD: a population-based study JO - J Gerontol A Biol Sci Med Sci VL - 71 UR - https://doi.org/10.1093/gerona/glv154 DO - 10.1093/gerona/glv154 ID - Lahousse2016 ER - TY - JOUR AU - Fried, L. P. AU - Tangen, C. M. AU - Walston, J. PY - 2001 DA - 2001// TI - Frailty in older adults: evidence for phenotype JO - J Gerontol A Biol Sci Med Sci VL - 56 UR - https://doi.org/10.1093/gerona/56.3.M146 DO - 10.1093/gerona/56.3.M146 ID - Fried2001 ER - TY - STD TI - Marengori A, Vetrano DL, Manes-Gravina E, et al. The relationship between COPD and Frailty: a systematic review and Meta-Analysis of observational studies. Chest. 2018. https://doi.org/10.1016/j.chest.2018.02.014. ID - ref15 ER - TY - JOUR AU - Clegg, A. AU - Young, J. AU - Lliffe, S. PY - 2013 DA - 2013// TI - Frailty in elderly people JO - Lancet VL - 381 UR - https://doi.org/10.1016/S0140-6736(12)62167-9 DO - 10.1016/S0140-6736(12)62167-9 ID - Clegg2013 ER - TY - JOUR AU - García-Aymerich, J. AU - Farrero, E. AU - Félez, M. A. PY - 2003 DA - 2003// TI - Risk factors of readmission to hospital for a COPD exacerbation: a prospective study JO - Thorax VL - 58 UR - https://doi.org/10.1136/thorax.58.2.100 DO - 10.1136/thorax.58.2.100 ID - García-Aymerich2003 ER - TY - JOUR AU - Radloff, L. S. PY - 1977 DA - 1977// TI - The CES-D scale: a self-report depression scale for research in the general population JO - Appl Psychol Meas VL - 1 UR - https://doi.org/10.1177/014662167700100306 DO - 10.1177/014662167700100306 ID - Radloff1977 ER - TY - JOUR AU - Kon, S. S. AU - Patel, M. S. AU - Canavan, J. L. PY - 2013 DA - 2013// TI - Reliability and validity of 4-metre gait speed in COPD JO - Eur Respir J VL - 42 UR - https://doi.org/10.1183/09031936.00162712 DO - 10.1183/09031936.00162712 ID - Kon2013 ER - TY - JOUR AU - Medina-Mirapeix, F. AU - Bernabeu-Mora, R. AU - Llamazares-Herrán, E. PY - 2016 DA - 2016// TI - Interobserver reliability of peripheral muscle strength tests and short physical performance battery in patients with chronic obstructive pulmonary disease: a prospective observational study JO - Arch Phys Med Rehabil VL - 97 UR - https://doi.org/10.1016/j.apmr.2016.05.004 DO - 10.1016/j.apmr.2016.05.004 ID - Medina-Mirapeix2016 ER - TY - JOUR AU - Agustí, A. AU - Soler, J. J. AU - Molina, J. PY - 2012 DA - 2012// TI - Is CAT questionnaire sensitive to changes in health status in patients with severe COPD exacerbations? JO - COPD VL - 9 UR - https://doi.org/10.3109/15412555.2012.692409 DO - 10.3109/15412555.2012.692409 ID - Agustí2012 ER - TY - JOUR AU - Herrero, M. J. AU - Blanch, J. AU - Peri, J. M. PY - 2003 DA - 2003// TI - A validation study of the hospital anxiety and depression scale (HADS) in a Spanish population JO - Gen Hosp Psychiatry VL - 25 UR - https://doi.org/10.1016/S0163-8343(03)00043-4 DO - 10.1016/S0163-8343(03)00043-4 ID - Herrero2003 ER - TY - BOOK AU - Tabachnick, B. AU - Fidell, L. PY - 2013 DA - 2013// TI - Using multivariate statistics PB - Pearson Education CY - Boston ID - Tabachnick2013 ER - TY - STD TI - Demeyer H, Dueñas-Espín I, De Jongh C, et al. Can health status questionnaires be used as a measure of physical activity in COPD patients? Eur Respir J. 2016; 47(5):1565-1568. Erratum in: Eur Respir J 2017; 49(2). ID - ref24 ER - TY - JOUR AU - Siafakas, N. M. AU - Vermiere, P. AU - Pride, N. B. PY - 1995 DA - 1995// TI - Optimal assessment and management of chronic obstructive pulmonary disease (COPD) JO - Eur Respir J VL - 8 UR - https://doi.org/10.1183/09031936.95.08081398 DO - 10.1183/09031936.95.08081398 ID - Siafakas1995 ER - TY - STD TI - Dürr S, Zogg S, Miedinger D, et al. Daily physical activity, functional capacity and quality of life in patients with COPD. COPD 2014; 11(6):689–696. ID - ref26 ER - TY - JOUR AU - Haas, B. M. AU - Trew, M. AU - Castle, P. C. PY - 2004 DA - 2004// TI - Effects of respiratory weakness on daily living function, quality of life, activity levels, and exercise capacity in mild to moderate Parkinson’s disease JO - Am J Phys Med Rehabil VL - 83 UR - https://doi.org/10.1097/01.PHM.0000133436.61009.02 DO - 10.1097/01.PHM.0000133436.61009.02 ID - Haas2004 ER - TY - JOUR AU - O'Donnell, D. E. AU - Hernandez, P. AU - Kaplan, A. PY - 2008 DA - 2008// TI - Canadian Thoracic Society recommendations for management of chronic obstructive pulmonary disease - 2008 update - highlights for primary care JO - Can Respir J VL - 15 ID - O'Donnell2008 ER - TY - JOUR AU - Gale, N. S. AU - Albarrati, A. M. AU - Munnery, M. M. PY - 2018 DA - 2018// TI - Frailty: a global measure of the multisystem impact of COPD JO - Chron Respir Dis VL - 1 ID - Gale2018 ER - TY - JOUR AU - Whitson, H. E. AU - Thielke, S. AU - Diehr, P. PY - 2011 DA - 2011// TI - Patterns and predictors of recovery from exhaustion in older adults: the cardiovascular health study JO - J Am Geriatr Soc VL - 59 UR - https://doi.org/10.1111/j.1532-5415.2010.03238.x DO - 10.1111/j.1532-5415.2010.03238.x ID - Whitson2011 ER - TY - JOUR AU - Woo, K. PY - 2000 DA - 2000// TI - A pilot study to examine the relationships of dyspnea, physical activity and fatigue in patients with chronic obstructive pulmonary disease JO - J Clin Nurs VL - 9 UR - https://doi.org/10.1046/j.1365-2702.2000.00361.x DO - 10.1046/j.1365-2702.2000.00361.x ID - Woo2000 ER - TY - JOUR AU - Kentson, M. AU - Tödt, K. AU - Skargren, E. PY - 2016 DA - 2016// TI - Factors associated with experience of fatigue, and functional limitations due to fatigue in patients with stable COPD JO - Ther Adv Respir Dis VL - 10 UR - https://doi.org/10.1177/1753465816661930 DO - 10.1177/1753465816661930 ID - Kentson2016 ER - TY - JOUR AU - Bratas, O. AU - Espnes, G. A. AU - Rannestad, T. PY - 2010 DA - 2010// TI - Characteristics of patients with chronic obstructive pulmonary disease choosing rehabilitation JO - J Rehabil Med VL - 42 UR - https://doi.org/10.2340/16501977-0512 DO - 10.2340/16501977-0512 ID - Bratas2010 ER - TY - JOUR AU - Dodd, J. W. AU - Hogg, L. AU - Nolan, J. PY - 2011 DA - 2011// TI - The COPD assessment test (CAT): response to pulmonary rehabilitation. A multicentre, prospective study JO - Thorax VL - 66 UR - https://doi.org/10.1136/thx.2010.156372 DO - 10.1136/thx.2010.156372 ID - Dodd2011 ER - TY - JOUR AU - Medina-Mirapeix, F. AU - Del Baño-Aledo, M. E. AU - Oliveira-Sousa, S. L. PY - 2013 DA - 2013// TI - How the rehabilitation environment influences patient perception of service quality: a qualitative study JO - Arch Phys Med Rehabil VL - 94 UR - https://doi.org/10.1016/j.apmr.2012.11.007 DO - 10.1016/j.apmr.2012.11.007 ID - Medina-Mirapeix2013 ER - TY - STD TI - Bernabeu-Mora R, García-Guillamón G, Valera-Novella E, et al. Frailty is a predictive factor of readmission within 90 days of hospitalization for acute exacerbations of chronic obstructive pulmonary disease: a longitudinal study. Ther Adv Respir Dis. 2017:1–10. ID - ref36 ER -