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Table 1 Descriptive and comparative analysis of anthropometric, lung function variables and strength and endurance of the respiratory muscles

From: Depression diagnosed by the mini international neuropsychiatric interview plus (MINI) in patients with chronic obstructive pulmonary disease: relationship with functional capacity and quality of life

Variable Total Men Women p value Non-depressive Depressive p value
n = 54 n = 30 n = 24 n = 42 n = 12
Age (years) 68.93 ± 9.03 71.40 ± 8.10* 65.83 ± 9.34 0.0109 70.10 ± 1.25 64.83 ± 3.21 0.075
BMI (kg/m2) 25.31 ± 5.53 23.71 ± 3.62 27.31 ± 6.81* 0.0326 24.76 ± 0.82 27.23 ± 1.74 0.176
FVC (% of predicted) 66.92 ± 14.84 65.83 ± 15.46 68.29 ± 14.24 0.8918 65.97 ± 2.09 70.25 ± 5.47 0.384
FEV1 (% of predicted) 45.41 ± 15.90 41.20 ± 15.76 50.67 ± 14.76 0.1346 43.55 ± 2.28 51.92 ± 5.31 0.108
FEV1/FVC (%) 50.57 ± 11.77 45.90 ± 11.56 56.42 ± 9.30* 0.0121 0.64 ± 0.02 0.73 ± 0.042 0.105
PImax (% of predicted) 85.76 ± 24.02 83.60 ± 22.01 88.45 ± 26.55 0.7695 85.24 ± 3.28 87.58 ± 9.52 0.768
PEmax (% of predicted) 117.7 ± 30.19 113.9 ± 21.73 122.4 ± 38.26 0.3854 85.24 ± 3.28 87.58 ± 9.52 0.768
ILmax (cmH2O) 19.91 ± 7.42 21.00 ± 7.58 18.54 ± 7.14 0.2182 20.71 ± 1.13 17.08 ± 2.08 0.116
IT-lim (seconds) 341.5 ± 190.8 351.9 ± 184.6 328.6 ± 201.5 0.5539 365.8 ± 30.03 256.7 ± 44.85 0.107
ELmax (cmH2O) 19.17 ± 9.20 21.67 ± 8.84* 16.04 ± 8.84 0.0312 20.48 ± 1.41 14.58 ± 2.34 0.057
ET-lim (seconds) 366.1 ± 143.3 376.8 ± 137.4 352.8 ± 152.3 0.7240 377.2 ± 20.96 327.1 ± 48.40 0.289
  1. Data expressed as mean ± standard deviation
  2. BMI body mass index, FVC forced vital capacity (post-bronchodilator), FEV 1 forced expiratory volume in the first second post-bronchodilator, PImax maximal inspiratory pressure, PEmax maximal expiratory pressure, ILmax maximal inspiratory load, ELmax maximal expiratory load, IT-lim inspiratory limit time, ET-lim expiratory limit time