Variable (% of subjects with abnormalities) | Children (%) n = 74 | Adults (%) n = 70 | p (chi 2 test) |
Demographic data | | | |
Mean age (range) | 13.7 (7.2-17.6) | 44.9 (18.2-76.1) | |
Boys (%) | 34 (46) | 21 (30) | 0.049 |
Mean BMI (range) | 37 (22.6-58.4) | 45.7 (40-65.2) | |
Mean Weight (range) | 95.3 (37-157) | 126.6 (95-190) | |
Polysomnography | | | |
Epworth score ≤11 | 14 | 33 | 0.056 |
Presence of snoring | 32 | 88 | 6.10-8 |
Abnormal Sleep efficiency (<90%) | 59 | 60 | 0.949 |
Presence of OSAS | 92 | 85 | 0.196 |
Average SpO2 (<95%) | 19 | 72 | 1.10-8 |
PaCO2 (>45 mmHg) | 17 | 29 | 0.134 |
Pulmonary Function Tests (z-score < - 1.64) | | | |
Slow Vital Capacity (VC) | 14 | 8 | 0.245 |
Functional Residual Capacity | 52 | 24 | 0.001 |
Residual Volume (RV) | 22 | 5 | 0.003 |
Total Lung Capacity (TLC) | 14 | 3 | 0.027 |
RV/TLC | 3 | 12 | 0.046 |
FEV1 | 7 | 30 | 3.10-4 |
Forced VC | 10 | 21 | 0.046 |