days males females
1 1.24 ± 0.26 1.45 ± 0.42
3 1.44 ± 0.27 1.67 ± 0.43
7 1.54 ± 0.40 1.75 ± 0.41
14 1.51 ± 0.37 1.71 ± 0.50
Table 5: Lung function in the control group: Crs and sex of babies (number of measures is 100 in males and 95 in females).