Lung function indices among the cases who did and did not receive respiratory support in the neonatal period
| Respiratory support | |||
|---|---|---|---|
| Yes (n=83) | No (n=45) | ||
| Mean (SD) | Mean (SD) | Difference in means (95% CI) | |
| Mean (SD) expressed as percentage predicted for height, age, and gender. | |||
| FVC | 108.1 (14.1) | 112.1 (15.0) | 4.0 (−1.2 to + 9.3) |
| FEV1 | 94.1 (14.9) | 96.5 (11.2) | 2.4 (−2.6 to + 7.4) |
| FEF25–75% | 87.6 (26.9) | 89.4 (22.8) | 1.8 (−7.5 to +11.2) |
| FEV1/FVC | 87.1 (9.3) | 86.6 (8.5) | −0.5 (−3.7 to + 2.8) |