Table 1.
Participant characteristics by snoring intensity.
| All | <53 dB(A) | ≥53 dB(A) | p | |
|---|---|---|---|---|
| Demographics | ||||
| Sex (F:M) | 74:88 | 66:74 | 8:14 | 0.46 |
| Age (years) | 47.4 ± 13.9 | 47.6 ± 14.2 | 46.0 ± 12.6 | 0.54 |
| Anthropometrics | ||||
| BMI (kg/m2) | 27.8 ± 4.5 | 27.7 ± 4.7 | 28.3 ± 3.3 | 0.77 |
| Weight (kg) | 181.3 ± 34.7 | 180.3 ± 35.2 | 187.6 ± 31.6 | 0.57 |
| Neck (cm) | 38.2 ± 3.8 | 38.0 ± 3.9 | 39.5 ± 3.1 | 0.05 |
| Waist (cm) | 95.2 ± 11.1 | 94.7 ± 11.2 | 98.8 ± 10.0 | 0.11 |
| Hip (cm) | 106.8 ± 8.8 | 107.0 ± 9.0 | 105.7 ± 7.6 | 0.34 |
| Sleep architecture | ||||
| Total sleep time (min) | 364.3 (328.6–401.1) | 363.1 (329.9–397.6) | 385.7 (328.8–416.5) | 0.27 |
| Sleep efficiency (%) | 85.7 (76.7–91.8) | 85.6 (76.8–91.2) | 88.0 (76.7–93.4) | 0.30 |
| Sleep latency (min) | 5.9 (2.2–13.8) | 7.1 (2.3–14.3) | 3.3 (1.8–9.1) | 0.04 |
| Slow wave sleep (%) | 14.9 (6.2–23.7) | 16.5 (6.6–24.1) | 12.0 (2.4–20.7) | 0.11 |
| Supine sleep (min) | 283.9 (162.5–355.6) | 267.2 (145.7–345.8) | 342.0 (295.1–385.8) | <0.001 |
| AHI and sleepiness | ||||
| ESS | 6.0 (4.0–8.0) | 6.0 (4.0–8.0) | 5.0 (3.0–6.0) | 0.07 |
| AHI (events/h) | 12.8 (5.4–24.1) | 10.5 (4.9–20.0) | 32.6 (14.4–61.0) | <0.001 |
| AI (events/h) | 3.2 (0.7–8.2) | 2.7 (0.6–6.0) | 15.2 (1.5–37.4) | <0.001 |
| HI (events/h) | 10.3 (4.9–17.0) | 8.7 (4.5–16.3) | 14.8 (9.9–23.0) | 0.01 |
| Snore parameters | ||||
| Self-reported snore score | 10.0 (7.0–13.0) | 6.8 (9.0–12.0) | 13.0 (9.3–14.8) | 0.003 |
| Snore latency (min) | 4.1 (1.3–11.5) | 4.5 (1.5–12.5) | 2.0 (0.5–6.5) | 0.02 |
| Snoring frequency (%) | 18.9 (5.8–44.3) | 14.7 (3.8–37.2) | 59.5 (44.3–70.2) | <0.001 |
| Snoring Intensity (dB(A)) | 45.4 (43.2–47.7) | 45.9 (43.7–48.8) | 56.7 (55.2–58.0) | <0.001 |
Data are presented as mean ± SD and median (IQR) as appropriate.
AHI = apnea–hypopnea index, AI = apnea index, ESS = Epworth sleepiness scale, HI = hypopnea index.