1. Schols AM, Slangen J, Volovics L, et al. Weight loss is a reversible factor in the prognosis of chronic obstructive pulmonary disease. Am J Respir Crit Care Med 1998; 157(6): 1791–1797.
2.
Celli BR, Cote CG, Marin JM, et al. The body-mass index, airflow obstruction, dyspnea, and exercise capacity index in chronic obstruc-tive pulmonary disease. N Engl J Med 2004; 350(10): 1005–1012.
3.
Engelen MP, Schols AM, Does JD, et al. Skeletal muscle weakness is associated with wasting of extremity fat-free mass but not with airflow obstruction in patients with chronic obstructive pulmonary disease. Am J Clin Nutr 2000; 71(3): 733–738.
4.
Crummy F, Piper AJ, Naughton MT. Obesity and the lung: 2. Obesity and sleep-disordered breathing. Thorax 2008; 63(8): 738–746.
5.
Ozalevli S, Ozden A, Itil O, et al. Comparison of the Sit-to-Stand Test with 6 min walk test in patients with chronic obstructive pulmonary disease. Respir Med 2007; 101(2): 286–293.
6.
Harik-Khan RI, Wise RA, Fozard JL. Determinants of maximal inspiratory pressure. The Baltimore Longitudinal Study of Aging. Am J Respir Crit Care Med 1998; 158(5 Pt. 1): 1459–1464.
7.
Black LF, Hyatt RE. Maximal respiratory pressures: normal values and relationship to age and sex. Am Rev Respir Dis 1969; 99(5): 696–702.
8.
Neder JA, Andreoni S, Lerario MC, et al. Reference values for lung function tests. II. Maximal respiratory pressures and voluntary ventila-tion. Braz J Med Biol Res 1999; 32(6): 719–727.
9.
Simões RP, Deus AP, Auad MA, et al. Maximal respiratory pressure in healthy 20 to 89 year-old sedentary individuals of central São Paulo State. Rev Bras Fisioter 2010; 14(1): 60–67.
10.
Magnani KL, Cataneo AJ. Respiratory muscle strength in obese individuals and influence of upper-body fat distribution. Sao Paulo Med J 2007; 125(4): 215–219.
11.
Shepherd KL, Jensen CM, Maddison KJ, et al. Relationship between upper airway and inspiratory pump muscle force in obstructive sleep apnea. Chest 2006; 130(6): 1757–1764.
12.
Saglam M, Arikan H, Savci S, et al. International physical activity questionnaire: reliability and validity of the Turkish version. Percept Mot Skills 2010; 111(1): 278–284. Harrison GG, Buskirk ER, Carter JEL, et al. Skinfold thicknesses and measurement technique. In: Lohman TG, Roche AF, Martorell R, eds. Anthropometric standardization reference manual. Champaign (IL): Human Kinetics Books; 1988: 55–70.
13.
Jackson AS, Pollock ML, Ward A. Generalized equations for predicting body density of women. Med Sci Sports Exerc 1980; 12(3): 175–181.
14.
American Thoracic Society/European Respiratory Society. ATS/ERS Statement on respiratory muscle testing. Am J Respir Crit Care Med 2002; 166(4): 518–624.
15.
Barrios-Fernández S, Pérez-Gómez J, Galán-Arroyo MDC, et al. Reliability of 30-s Chair Stand Test with and without Cognitive Task in People with Type-2 Diabetes Mellitus. Int J Environ Res Public Health 2020; 17(4): 1450.
16.
Cesari M, Pedone C, Chiurco D, et al. Physical performance, sarcopenia and respiratory function in older patients with chronic obstruc-tive pulmonary disease. Age Ageing 2012; 41(2): 237–241.
17.
Marinho PE, Castro CM, Raposo MC, et al. Depressive symptoms, inflammatory markers and body composition in elderly with and without chronic obstructive pulmonary disease (COPD). Arch Gerontol Geriatr 2012; 54(3): 453–458.
18.
Lee LW, Lin CM, Li HC, et al. Body composition changes in male patients with chronic obstructive pulmonary disease: Aging or disease process? PLoS ONE 2017; 12(7): e0180928.
19.
Martínez-Luna N, Orea-Tejeda A, González-Islas D, et al. Association between body composition, sarcopenia and pulmonary function in chronic obstructive pulmonary disease. BMC Pulm Med 2022; 22(1): 106.
20.
Shin HI, Kim DK, Seo KM, et al. Relation Between Respiratory Muscle Strength and Skeletal Muscle Mass and Hand Grip Strength in the Healthy Elderly. Ann Rehabil Med 2017; 41(4): 686–692.
21.
Park JE, Chung JH, Lee KH, et al. The effect of body composition on pulmonary function. Tuberc Respir Dis (Seoul) 2012; 72(5): 433–440.
22.
Talaminos Barroso A, Márquez Martín E, Roa Romero LM, et al. Factors Affecting Lung Function: A Review of the Literature. Factores que afectan a la función pulmonar: una revisión bibliográfica. Arch Bronconeumol (Engl Ed) 2018; 54(6): 327–332.
23.
Ro HJ, Kim DK, Lee SY, et al. Relationship Between Respiratory Muscle Strength and Conventional Sarcopenic Indices in Young Adults: A Preliminary Study. Ann Rehabil Med 2015; 39(6): 880–887.
24.
Jandt SR, Caballero RM, Junior LA, et al. Correlation between trunk control, respiratory muscle strength and spirometry in patients with stroke: an observational study. Physiother Res Int 2011; 16(4): 218–224.
25.
Carbone S, Billingsley HE, Rodriguez-Miguelez P, et al. Lean Mass Abnormalities in Heart Failure: The Role of Sarcopenia, Sarcopenic Obesity, and Cachexia. Curr Probl Cardiol 2020; 45(11): 100417.
26.
Lin CK, Lin CC. Work of breathing and respiratory drive in obesity. Respirology 2012; 17(3): 402–411.
27.
Lima TRL, Almeida VP, Ferreira AS, et al. Handgrip Strength and Pulmonary Disease in the Elderly: What is the Link? Aging Dis 2019; 10(5): 1109–1129
28.
Izawa KP, Watanabe S, Oka K, et al. Respiratory muscle strength in relation to sarcopenia in elderly cardiac patients. Aging Clin Exp Res 2016; 28(6): 1143–1148.
29.
Donaldson AV, Maddocks M, Martolini D, et al. Muscle function in COPD: a complex interplay. Int J Chron Obstruct Pulmon Dis 2012; 7: 523–535.
30.
Souza Y de, Suzana ME, Medeiros S, et al. Respiratory muscle weakness and its association with exercise capacity in patients with chronic obstructive pulmonary disease. Clin Respir J 2022; 16(2): 162–166.
