Table 1.
Group characteristics.
| Parameter | All Participants | No OSA (n = 155; AHI < 5) | OSA (n = 394; AHI ≥ 5) | p-Value |
|---|---|---|---|---|
| Age (years) | 62.00 (57.00–68.00) | 61 (53.5–69) | 62 (57–68) | 0.1525 |
| Sex (male) | 56.60% | 47.62% | 58.28% | 0.0696 |
| BMI (kg/m2) | 31.13 (27.46–35.66) | 28.69 (25.61–31.65) | 31.56 (27.92–36.20) | <0.0001 |
| AHI (events/h) | 24.30 (9.00–49.50) | 2.1 (1–3.75) | 30.38 (14.3–52.89) | <0.0001 |
| Basal O2 (%) | 91.90 (90.00–93.20) | 93.2 (91.75–94.05) | 91.6 (90–93) | <0.0001 |
| Mean desaturation O2 (%) | 83.45 (74.10–88.00) | 89.8 (86.9–91) | 82 (72.9–87) | <0.0001 |
| O2 nadir (%) | 85.00 (79.90–88.10) | 88.9 (85–90.5) | 84 (78.1–87.9) | <0.0001 |
| DM2 | 19.50% | 10.71% | 21.08% | 0.0274 |
AHI—apnea–hypopnea index, BMI—body mass index, DM2—diabetes mellitus type 2, OSA—obstructive sleep apnea.