Table 2. Characteristics of the studies.
| Trial | Age | Male, n [%] | BMI (kg/m2) | AHI | ODI | ESS | SBP | DBP | Antihypertensive drugs, n [%] | CPAP use, h |
|---|---|---|---|---|---|---|---|---|---|---|
| Barbé 2001 (17) | 53.1±2.2 | 49 [91] | 29±0.78 | 55.4±3.8 | 7.4±0.4 | 124.6±2.5 | 78.1±1.8 | 21 [38] | 5.0±0.4 | |
| Robinson 2006 (14) | 54±8 | 31 [89] | 33.2±5.3 | 28.1±20 | 5.3±4.0 | 141.5±16.7 | 86.0±11.1 | 27 [77] | 5.2±2.1 | |
| Craig 2012 (15) | 57.7±7.3 | 305 [78] | 32.4±5.6 | 10.2±1.9 | 7.95±4.3 | 129.7±12.7 | 81.3±7.9 | 193 [49] | 2.65±0.73 | |
| Barbé 2012 (8) | 51.9±10.9 | 619 [86] | 31.2±4.9 | 39.6±5.6 | 6.5±2.3 | 131.2±16.7 | 80.0±11.2 | 177 [24.5] | ||
| Kasiakogias 2013 (16) | 54±9 | 69 [76] | 32.5±5.4 | 33±5.3 | 4.6±2.7 | 146±15 | 96±10 | 54 [59] | ||
| Peker 2016 (19) | 66.0±8.3 | 205 [84] | 28.5±3.6 | 28.8±13.3 | 16.5±11.6 | 5.5±2.3 | 6.0±1.7 |
ESS, Epworth sleepiness scale; AHI, apnea-hypopnea index; ODI, oxygen desaturation index; BMI, body mass index; CPAP, continue positive airway pressure; SBP, systolic blood pressure; DBP, diastolic blood pressure.