Table 2.
Adjusted means and 95% confidence intervals of lung function testing variables by sex, atopy and asthma (n = 1614) *
|
FVC†(L) |
FEV1†(L) |
FEV1/FVC(%) |
||||
|---|---|---|---|---|---|---|
| Mean | 95% CI | Mean | 95% CI | Mean | 95% CI | |
| Sex | ||||||
| Men |
4.39 |
4.34-4.45 |
3.54 |
3.49-3.59 |
80.6 |
79.9-81.2 |
| Women |
3.72 |
3.67-3.76 |
2.97 |
2.93-3.01 |
79.9 |
79.3-80.4 |
| P value |
<0.001 |
<0.001 |
0.158 |
|||
| Atopy | ||||||
| No |
4.01 |
3.98-4.04 |
3.22 |
3.19-3.24 |
80.2 |
79.8-80.6 |
| Yes |
4.02 |
3.97-4.07 |
3.22 |
3.18-3.27 |
80.1 |
79.6-80.7 |
| P value |
0.668 |
0.776 |
0.924 |
|||
| Ever asthma | ||||||
| No |
4.02 |
3.99-4.05 |
3.23 |
3.20-3.26 |
80.4 |
80.0-80.7 |
| Yes |
3.92 |
3.82-4.02 |
3.07 |
2.98-3.16 |
77.8 |
76.7-79.0 |
| P value | 0.050 | 0.001 | <0.001 | |||
*Multivariate analysis of variance; models included sex, age, height, weight, waist circumference, smoking, atopy and asthma.
†FVC, forced vital capacity; FEV1, forced expired volume in one second; SE, standard error; WC, waist circumference.