Table 1.
Population characteristics
| CAMP | SEPRACOR | LODO | |
|---|---|---|---|
| Number of subjects | 607 | 427 | 152 |
| Age (yrs), mean (sd) | 8.86 (2.13) | 32.55 (13.72) | 42.88 (14.74) |
| Age (yrs), range | 5.17-13.24 | 12-80 | 15-76 |
| Age at first asthma symptoms (yrs), mean (sd) | 3.06 (2.43) | not available | not available |
| Male gender count (frequency) | 364 (0.60) | 214 (0.50) | 38 (0.25) |
| Female gender count (frequency) | 243 (0.40) | 213 (0.50) | 114 (0.75) |
| Baseline pre - bronchodilator FEV1 percent predicted (sd) | 94.52 (14.06) | 54.95 (7.76) | 68.07 (14.31) |
| Baseline post - bronchodilator FEV1 percent predicted (sd) | 103.55 (12.51) | 76.58 (12.65) | 73.91 (13.78) |
| Baseline brochodilator response % (sd) | 10.75 (10.13) | 40.36 (20.98) | 9.67 (11.07) |
CAMP – Childhood Asthma Management Program, LODO – Low Dose Theophylline and Montelukast trial, FEV1 – forced expiratory volume in 1 second, sd – standard deviation