Table 1.
Demographic Data
| Variable | Infants (n = 41) | School-Aged Children (n = 109) | P Value |
|---|---|---|---|
| Age at initiation, median (interquartile range), mo | 2.1 (1.0, 4.7) | 91 (75,107) | < .0001 |
| Male sex | 28 (68.3) | 67 (61.5) | .44 |
| Obesity | 1 (2.4) | 39 (35.8) | < .0001 |
| Craniofacial abnormality | 20 (48.8) | 10 (9.2) | < .0001 |
| Neurologic abnormality | 5 (12.2) | 11 (10.1) | .71 |
| Any genetic syndrome | 19 (46.3) | 32 (29.4) | .052 |
| Trisomy 21 | 4 (9.8) | 20 (18.4) | .20 |
| Surgery for OSA before PAP | 10 (24.4) | 92 (84.4) | < .0001 |
| Adenotonsillectomy | 0 (0) | 88 (80.7) | < .0001 |
| Mandibular distraction | 6 (14.6) | 1 (0.9) | .0004 |
| Other surgery | 4 (9.8) | 3 (2.8) | .07 |
Data are presented as No. (%) unless otherwise specified. Differences between infant and school-aged groups were analyzed using the χ 2 test to compare proportions and the Wilcoxon rank sum test to compare continuous variables between groups. PAP = positive airway pressure.