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Table 4 Logistic regressions for the association among pulmonary function measured and body composition adjusted by gender and age

From: Association between air flow limitation and body composition in young adults

  FEV1(L) FEF 25–75% (L/s) Raw(cmH2O/L/s) sRaw(cmH2O*s)
  OR [95%CI]a p OR [95%CI]a p OR [95%CI]a p OR [95%CI]a p
Obese BMI (≥ 30 kg/m2) 0.534 [0.102–2.786] 0.456 0.236[0.027–2.031] 0.189 26.837[2.238–321.790] 0.009 9.344[2.218–39.364] 0.002
Gender (female) 1.176 [0.432–3.199] 0.752 0.983[0.356–2.716] 0.974 2.363[0.190–29.388] 0.504 1.312[0.357–4.822] 0.682
Age 1.104 [0.883–1.382] 0.385 1.084[0.862–1.383] 0.492 1.282[0.794–2.071] 0.309 1.105[0.833–1.466] 0.488
Hosmer-Lemeshow 0.288   0.557   0.926   0.329  
Fat mass (%) 0.860 [0.241–3.077] 0.817 0.596[0.149–2.384] 0.465 14.047[1.298–151.961] 0.030 4.144[1.162–14.794] 0.028
Gender (female) 1.215 [0.449–3.290] 0.701 1.038[0.379–2.843] 0.941 1.703[0.159–18.227] 0.660 1.112[0.326–3.787] 0.865
Age 1.094 [0.876–1.367] 0.430 1.068[0.852–1.337] 0.566 1.301[0.819–2.067) 0.265 1.122[0.859–1.465] 0.398
Hosmer-Lemeshow 0.160   0.224   0.850   0.208  
Free fat mass (%) 1.022 [0.947–1.102] 0.581 1.013[0.939–1.094] 0.735 0.770[0.600–0.989] 0.041 0.822[0.727–0.928] 0.002
Gender (female) 1.569 [0.412–5.968] 0.509 1.239[0.325–4.724] 0.754 0.168[0.011–2.615] 0.203 0.143[0.026–0.787] 0.025
Age 1.106 [0.881–1.139] 0.385 1.065[0.847–1.340] 0.588 1.161[0.701–1.923] 0.561 1.047[0.759–1.444] 0.781
Hosmer-Lemeshow 0.452   0.301   0.969   0.346  
  1. BMI body mass index (kilograms divided by the square of the height in meters), OR odds ratio, CI confidence interval, FEV1 volume that has been exhaled at the end of the first second of forced expiration, FEF25–75% forced expiratory flow 25–75%, Raw airway resistance, sRaw specific airway resistance, cmH2O/L/s centimeters of water divided liters divided seconds, cmH2O*s centimeters of water per second, 75p of Raw male > 1.45, female > 1.86, sRaw male-female > 4.76. 25p FEV1, male < 4.04, female < 3.09. FEF25–75%, male < 3.98, female 3.02