Table 5. Comparison of self-reported health conditions and self-reported anthropometric characteristics on the Somni-Sage® questionnaire, according to OSA status categories for male participants, n=2,285.
(Negative OSA diagnosis: AHI < 5; Possible OSA diagnosis: ≥5 AHI ≤10; Definite OSA diagnosis: AHI > 10)
| Somni-Sage® parameter | Definite OSA diagnosis n (%) 1503 drivers | Possible OSA diagnosis n (%) 269 drivers | Negative OSA diagnosis n (%) 513 drivers | p-values | |
|---|---|---|---|---|---|
| EDS** | 341 (22.7) | 61 (22.7) | 139 (27.1) | 0.121 | |
| Witnessed Apneas** | 345 (23.0) | 40 (14.9) | 91 (17.7) | 0.001 | |
| Urinate at nigh** | 484 (32.0) | 75 (28.0) | 134 (26.0) | 0.023 | |
| Hypertension** | 660 (44.0) | 104 (38.7) | 170 (33) | <0.001 | |
| Diabetes** | 269 (17.9) | 51 (19.0) | 76 (14.8) | 0.207 | |
| Heart Problem** | 70 (4.7) | 21 (7.8) | 27 (5.3) | 0.105 | |
| Heart Operation** | 90 (6.0) | 24 (8.9) | 30 (5.9) | 0.184 | |
| Heart Burn | 205 (13.6) | 36 (13.4) | 77 (15) | 0.719 | |
| Age [mean ±SD] | 45.8 [10.0] 1491 drivers |
44.9 [10.3] 268 drivers |
42.0 [11.3] 503 drivers |
<0.001 | |
| BMI [mean ±SD] | 36.8 [6.9] 1499 drivers |
34.6 [6.6] 269 drivers |
32.6 [6.1] 512 drivers |
<0.001 | |
| AHI [mean ±SD] *** | 39 [28] 1503 drivers |
8 [2] 269 drivers |
2 [1] 513 drivers |
<0.001 | |
| ESS [mean ±SD] | 4.2 [3.5] 1468 drivers |
4.1 [3.2] 263 drivers |
3.8 [3.4] 220 drivers |
0.198 | |
| Neck size [mean ±SD] | 18.0 [1.6] 1080 drivers |
17.6 [1.5] 204 drivers |
17.3 [1.6] 371 drivers |
<0.001 | |
| Somni-Sage® Class | Higher Risk (Class 1*) | 1373 (91) | 239 (89) | 402 (78) | <0.001 |
| Lower Risk (Non-class 1) | 130 (9) | 30 (11) | 111 (22) | ||
AHI = apnea hypopnea index; BMI = body mass index; COPD = chronic obstructive pulmonary disease; EDS =excessive daytime sleepiness; ESS = Epworth sleepiness scale;
*
Class 1= high priority for further testing (PSG); Non-class 1= lower priority for further testing (PSG)
**
Number and (%) of participants that answered, “yes” on the Somni-Sage® questionnaire
***
AHI data are available only for those tested with polysomnography.
1
EDS was considered positive if a driver had an Epworth Sleepiness Scale (ESS) ≥10 and/or answered “often” to the following question: “Do you become drowsy while driving?”