Table 1.
The main patient characteristics for group 1 and group 2
| Variable | OSA (group 1) (n = 36) | OSA + asthma (group 2) (n = 35) | p-value |
|---|---|---|---|
| Age (years) | |||
| Mean (SD) | 61 (12) | 63 (10) | p-value = 0.40 |
| Gender (N %) | |||
| Female | 6 (17%) | 13 (37%) | p-value = 0.05 |
| Male | 30 (83%) | 22 (63%) | |
| BMI (kg/m2) | |||
| Median (min–max) | 29.7 (18.8–51.0) | 32.7 (20.8–47.3) | p = 0.18 |
| BMI (N, %) | |||
| < 30 | 16 (50%) | 9 (26%) | p-value = 0.04 |
| ≥ 30 | 16 (50%) | 26 (74%) | |
| Epworth Sleepiness Scale (ESS) | |||
| Median (min–max) | 5 (1–17) | 6.5 (1–11) | p-value = 0.48 |
| Missing (N, %) | 2 (8%) | 17 (49%) | |
| Low AT | |||
| 0 | 25 (69%) | 10 (29%) | p-value = 0.001 |
| 1 | 11 (31%) | 25 (71%) | |
| AHI | |||
| Median (min–max) | 23.0 (7.7–75.3) | 17.8 (5.2–42.6) | p-value = 0.02 |
| AHI (N, %) | |||
| 5–15 | 2 (6%) | 11 (31%) | p-value = 0.019 |
| 15–30 | 22 (61%) | 15 (43%) | |
| ≥ 30 | 12 (33%) | 9 (26%) | |
| Nadir SatO2 (%) | |||
| Median (nin–max) | 79.5 (53–88) | 84.0 (59–90) | p-value = 0.006 |
| Nadir SatO2 > 82.5% (N, %) | |||
| Yes | 12 (33%) | 26 (74%) | p-value = 0.001 |
| Hypopnea fraction of total respiratory events (%) | |||
| Median (min–max) | 0.25 (0.003–0.94) | 0.29 (0.000–0.95) | p-value = 0.19 |
| F hypopneas > 58.3% (N, %) | |||
| Yes | 5 (14%) | 7 (20%) | p-value = 0.49 |