Table 2.
Five months and 3 years characteristics of the OSAH population studied according to the presence at the inclusion of a recognized cardiovascular disease [coronary artery disease, post myocardial–myocardial infarction (n = 102), stroke (n = 43), atrial fibrillation (n = 18)].
| Variables | Non-CV OSAH patients | CV OSAH patients | P-value |
|---|---|---|---|
| 5 months category | N = 231 | N = 163 | |
| Short-term observance >5 h (%) | 73.6 | 77.3 | ns |
| Humidifier (%) | 62.4 | 55.6 | ns |
| Mask full face (%) | 19.9 | 26.4 | ns |
| Nasal (%) | 72.4 | 67.5 | ns |
| Nasal pillows (%) | 7.7 | 6.1 | ns |
| Mask type switch (%) | 23.0 | 20.2 | ns |
| Excessive leaks (%) | 31.5 | 34.9 | ns |
| Comfort, satisfaction (%) | 88.3 | 89.6 | ns |
| 5 months continuous | |||
| Residual ESS score | 4.9 ± 3.7 | 5.1 ± 3.4 | ns |
| Mean observance (h/n) | 6.1 ± 1.9 | 6.0 ± 2.0 | ns |
| Residual AHI (/h) | 2.3 ± 2.4 | 3.2 ± 3.3 | <0.05 |
| 90th centile auto-PAP | 11.1 ± 2.3 | 11.0 ± 2.0 | ns |
| Max auto-PAP | 14.0 ± 1.7 | 13.1 ± 1.9 | <0.01 |
| Min auto-PAP | 4.4 ± 0.7 | 4.4 ± 0.8 | ns |
| 3 years category | N = 225 | N = 157 | |
| Long-term observance >5 h (%) | 67.8 | 72.6 | ns |
| Excessive leaks (%) | 32.4 | 30.3 | ns |
| Comfort, satisfaction (%) | 88.4 | 89.8 | ns |
| 3 years continuous | |||
| Residual ESS score | 5.3 ± 3.4 | 5.5 ± 3.7 | ns |
| Mean observance (h/n) | 6.0 ± 2.2 | 6.3 ± 2.0 | ns |
| Residual AHI (/h) | 2.2 ± 2.2 | 3.4 ± 4.1 | <0.005 |
| 90th centile auto-PAP | 11.0 ± 2.0 | 10.7 ± 2.2 | ns |
| Max auto-PAP | 14.0 ± 1.4 | 13.2 ± 1.4 | <0.01 |
| Min auto-PAP | 4.4 ± 0.6 | 4.4 ± 0.5 | ns |
PAP, positive airway pressure; ESS, Epworth somnolence scale; AHI, apnea plus hypopnea index.