Table 2.
Association Between Patient Demographics and Preoperative PSG Findings With Postoperative Major Interventions
| Major intervention (N = 25, 8.1%) | No intervention (N = 282, 92%) | P value | |
|---|---|---|---|
| Males | 17 (68) | 177 (63) | .60 |
| Race | |||
| White/Caucasian | 3 (12) | 56 (20) | .41 |
| Black/African‐American | 13 (52) | 100 (35) | |
| Hispanic | 8 (32) | 114 (40) | |
| Other | 1 (4.0) | 12 (4.3) | |
| Trisomy 21 | 0 | 16 (5.7) | .22 |
| Cardiac disease | 5 (20) | 15 (5.3) | .004 |
| Asthma | 3 (12) | 48 (17) | .52 |
| Craniofacial | 3 (12) | 8 (2.8) | .02 |
| MPS | 0 | 0 | ‐ |
| Sickle cell disease | 0 | 3 (1.0) | .60 |
| Neuromuscular disease | 6 (24) | 17 (6.0) | .001 |
| Achondroplasia | 1 (4.0) | 2 (0.7) | .11 |
| BMI z score, mean (SD) | 3.1 (2.4) | 1.7 (1.7) | <.001 |
| BMI% 95th, mean (SD) | 148 (24) | 132 (23) | .01 |
| Sleep efficiency | 79.8 (13.9) | 80.7 (31.4) | .88 |
| oAHI | 50.1 (36.9) | 34.6 (23.9) | .003 |
| CAI | 0.4 (0.1) | 0.9 (1.5) | .13 |
| O2 nadir | 64.7 (12.7) | 74.4 (8.9) | <.001 |
| TST O2 <90% | 60.4 (53.9) | 18.6 (23.8) | <.001 |
| TST O2 <88% | 34.2 (32.5) | 9.6 (12.9) | <.001 |
| TST O2 <80% | 13.6 (13.4) | 2.8 (6.7) | <.001 |
| Peak CO2 | 56.5 (5.0) | 52.6 (6.2) | .003 |
| % TST CO2 >50 mm Hg | 25.4 (31.7) | 8.2 (15.5) | <.001 |
Abbreviations: BMI, body mass index; CAI, central apnea index; MPS, mucopolysaccharidosis; oAHI, obstructive apnea‐hypopnea index; PSG, polysomnogram; SD, standard deviation; TST, total sleep time; %BMIp95, BMI as a percentage of the 95th percentile based on sex and age.