Observed and expected overall mortality, adjusted for age and sex, rate ratio (RR) and 95% confidence interval (CI)
| Observed | Expected | RR | 95% CI | |
| Nontreated SAHS | ||||
| Sex | ||||
| Males | 25 | 5.46 | 4.58 | 3.09–6.78 |
| Females | 5 | 0.62 | 8.07 | 2.09–31.19 |
| Age in males | ||||
| 17–50 yrs | 4 | 0.25 | 16.06 | 6.03–42.80 |
| 51–60 yrs | 8 | 1.35 | 5.95 | 2.97–11.89 |
| >60 yrs | 13 | 3.87 | 3.36 | 1.95–5.79 |
| Test for trend | p=0.02 | |||
| Treated SAHS | ||||
| Sex | ||||
| Males | 17 | 13.20 | 1.29 | 0.80–2.07 |
| Females | 2 | 1.81 | 1.11 | 0.16–7.70 |
| Age in males | ||||
| 17–50 yrs | 1 | 1.42 | 0.71 | 0.10–5.01 |
| 51–60 yrs | 6 | 4.45 | 1.35 | 0.61–3.00 |
| >60 yrs | 10 | 7.33 | 1.36 | 0.73–2.53 |
| Test for trend | p>0.20 |
SAHS: sleep apnoea/hypopnoea syndrome