Table 4.
Characterization and comparison of saturation values before and after RME.
| Variables | Group | Pre-RME M (SD) | Post-RME M (SD) | Difference dimension (d) | p Pre-Post | p interaction group*time |
|---|---|---|---|---|---|---|
| Mean Sat. awake | Total | 96.49 (0.94) | 96.20 (1.29) | 0.26 | 0.213 | |
| Primary snoring | 96.81 (0.82) | 96.69 (0.82) | 0.15 | 0.593 | 0.412 | |
| OSA | 96.12 (0.96) | 95.62 (1.53) | 0.35 | 0.277 | ||
| p groups | 0.071 | 0.040 | ||||
| Mean Sat. REM | Total | 95.90 (1.31) | 95.47 (1.37) | 0.34 | 0.108 | |
| Primary snoring | 96.32 (1.18) | 95.99 (0.86) | 0.48 | 0.107 | 0.697 | |
| OSA | 95.39 (1.32) | 94.86 (1.64) | 0.31 | 0.328 | ||
| p groups | 0.081 | 0.040 | ||||
| Mean Sat. NREM | Total | 95.55 (1.28) | 95.17 (1.31) | 0.33 | 0.120 | |
| Primary snoring | 95.95 (1.23) | 95.68 (0.95) | 0.28 | 0.333 | 0.597 | |
| OSA | 95.08 (1.22) | 94.56 (1.46) | 0.37 | 0.246 | ||
| p groups | 0.100 | 0.034 | ||||
| Total desat | Total | 8.00 (7.66) | 12.38 (17.08) | 0.27 | 0.195 | |
| Primary snoring | 3.69 (4.92) | 9.54 (20.00) | 0.31 | 0.288 | 0.636 | |
| OSA | 13.09 (7.29) | 15.73 (12.98) | 0.21 | 0.498 | ||
| p groups | 0.001 | 0.388 | ||||
| SDI | Total | 1.29 (1.24) | 2.00 (2.78) | 0.27 | 0.197 | |
| Primary snoring | 0.65 (0.91) | 1.64 (3.48) | 0.31 | 0.292 | 0.566 | |
| OSA | 2.05 (1.17) | 2.42 (1.69) | 0.22 | 0.474 | ||
| p groups | 0.003 | 0.506 | ||||
| SDI REM | Total | 2.07 (3.38) | 2.99 (4.31) | 0.21 | 0.313 | |
| Primary snoring | 0.86 (1.34) | 1.85 (3.13) | 0.27 | 0.354 | 0.936 | |
| OSA | 3.50 (4.46) | 4.34 (5.22) | 0.16 | 0.607 | ||
| p groups | 0.054 | 0.163 | ||||
| SDI NREM | Total | 1.06 (1.06) | 1.65 (2.73) | 0.24 | 0.251 | |
| Primary snoring | 0.58 (0.94) | 1.52 (3.62) | 0.29 | 0.315 | 0.474 | |
| OSA | 1.62 (0.94) | 1.81 (1.17) | 0.17 | 0.590 | ||
| p groups | 0.014 | 0.805 | ||||
| OAHI SUPINE | Total | 2.77 (4.51) | 1.96 (3.05) | 0.16 | 0.451 | |
| Primary snoring | 2.52 (5.66) | 1.71 (3.72) | 0.12 | 0.676 | 0.994 | |
| OSA | 3.05 (2.85) | 2.25 (2.15) | 0.36 | 0.266 | ||
| p groups | 0.781 | 0.672 | ||||
| OAHI NON-SUPINE | Total | 1.27 (1.25) | 1.67 (3.02) | 0.13 | 0.592 | |
| Primary snoring | 0.66 (1.05) | 2.03 (4.05) | 0.36 | 0.253 | 0.103 | |
| OSA | 1.99 (1.11) | 1.26 (1.30) | 0.57 | 0.086 | ||
| p groups | 0.007 | 0.554 |
Results presented as mean (standard deviation).
RME, Rapid Maxillary Expansion; OSA, Obstructive Sleep Apnea; REM, Rapid Eye Movement; NREM, Non-Rapid Eye Movement sleep; SDI, Sleep Desaturation Index; OAHI SUPINE, Apnea Index + Obstructive Hypopnea Supine Position; OAHI NON-SUPINE, Apnea Index + Obstructive Hypopnea Non-Supine Position.