Table 1 The baseline characteristics and spirometry tests variables of the study subjects
From: The effect of obesity on spirometry tests among healthy non-smoking adults
| Â | Male (n = 178) | Females (n = 116) | Â | Total (n = 294) | |||
|---|---|---|---|---|---|---|---|
| Â | Mean | Std. Dev | Mean | Std. Dev | P value | Mean | Std. Dev |
Age (years) | 32.19 | 10.164 | 32.15 | 9.639 | .974 | 32.17 | 9.943 |
Height (cm) | 171.87 | 6.261 | 159.16 | 5.975 | < .001 | 166.85 | 8.739 |
Weight (kg) | 84.21 | 18.212 | 71.50 | 18.325 | < .001 | 79.19 | 19.258 |
BMI (kg/m2) | 28.503 | 5.9454 | 28.253 | 7.1559 | .755 | 28.404 | 6.4395 |
FEV1 (L) | 3.6363 | .44796 | 2.6692 | .37764 | < .001 | 3.2548 | .63356 |
FEV1% | 92.51 | 9.938 | 93.48 | 9.554 | .406 | 92.89 | 9.784 |
FVC (L) | 4.4958 | .56783 | 3.2129 | .47231 | < .001 | 3.9897 | .82270 |
FVC % | 95.83 | 10.109 | 97.99 | 10.522 | .078 | 96.68 | 10.311 |
PEF(L/min) | 560.47 | 76.552 | 393.54 | 51.952 | < .001 | 494.61 | 106.201 |
PEF % | 100.76 | 13.228 | 98.80 | 12.942 | .211 | 99.99 | 13.129 |
FEV1/FVC Ratio | 80.98 | 3.646 | 82.72 | 2.954 | < .001 | 81.67 | 3.489 |
FEF 25-75 (L) | 3.4693 | .71140 | 2.6894 | .48920 | < .001 | 3.1616 | .73854 |
FEF 25-75% | 75.59 | 15.894 | 70.95 | 11.262 | .004 | 73.76 | 14.406 |