Research Article
Obstructive Sleep Apnea, Excessive Daytime Sleepiness, and Road Traffic Accidents among Interstate Commercial Vehicle Drivers in Nigeria
Table 4
Self-reported motor accident history and potential risk variables.
| Variables | Self-reported motor vehicle accident | | % | OR | value |
| Age group | | | | | 20–29 | 4 | 30.8 | — | 0.746 | 30–39 | 12 | 33.3 | 1.08 | 40–49 | 11 | 23.9 | 0.78 | 50 and above | 6 | 35.3 | 1.15 | Body mass index (kg/m2) | | | | | Less than or equal to 24 | 9 | 36.0 | — | | 25–29 | 12 | 24.5 | 0.68 | 0.583 | 30 and above | 13 | 28.9 | 0.80 | | Waist circumference | | | | | Below or equal to 94 cm | 21 | 30.4 | — | 0.722 | Above 94 cm | 14 | 27.4 | 0.90 | Waist-hip ratio | | | | | Below or equal to 0.95 | 25 | 31.2 | — | 0.494 | Above 0.95 | 9 | 25.0 | 0.80 | Snoring | | | | | Nonsnorer | 16 | 26.7 | — | | Simple snorer | 7 | 28.0 | 1.05 | 0.725 | Habitual snorer | 12 | 34.3 | 1.28 | | ESS score | | | | | Above 11 | 13 | 48.2 | 2.03 | 0.014 | 11 or below | 22 | 23.7 | — | Self-reported hypertension | | | | | Yes | 13 | 56.5 | 2.49 | 0.001 | No | 22 | 22.7 | — | Obstructive sleep apnea | | | | | Low risk | 21 | 26.2 | — | 0.320 | High risk | 14 | 35.0 | 1.34 | Witnessed apnea | | | | | None or 1-2 times/week | 31 | 29.3 | — | 0.479 | 3 times/week or more | 4 | 40.0 | 1.37 |
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ESS: Epworth Sleepiness Scale and OR: odds ratio.
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