Comparison at baseline of treatment and control group, both with an apnoea/hypopnoea index ≥15
| Treatment group | Control group | p-;value | |
| Patients n | 31 | 28 | |
| Age yrs | |||
| Mean | 78.1±6.4 | 76.8±7.9 | 0.504 |
| Range | 61–89 | 52–86 | |
| Sex | |||
| Female | 17 | 15 | 0.922 |
| Male | 14 | 13 | 0.922 |
| BMI kg·m−2 | 24.5±4.1 | 24.8±4.8 | 0.798 |
| Previous stroke | |||
| Cerebral infarction | 12 | 11 | 0.964 |
| Intracerebral haemorrhage | 1 | 1 | 1.000 |
| Current stroke | |||
| Cerebral infarction | 28 | 23 | 0.458 |
| Thrombotic infarction | 15 | 15 | 0.691 |
| Embolic infarction | 13 | 8 | 0.284 |
| Intracerebral haemorrhage | 3 | 5 | 0.458 |
| Neurological impairment | |||
| Hemiparesis left | 13 | 16 | 0.243 |
| Hemiparesis right | 15 | 19 | 0.205 |
| Aphasia | 3 | 5 | 0.458 |
| Facial palsy left | 9 | 9 | 0.795 |
| Facial palsy right | 7 | 5 | 0.653 |
| Concurrent diseases | |||
| Ischaemic heart disease | 23 | 19 | 0.592 |
| Cardiac arrhythmias | 21 | 13 | 0.098 |
| Congestive heart failure | 18 | 16 | 0.943 |
| Hypertension | 20 | 17 | 0.763 |
| Diabetes mellitus | 10 | 12 | 0.401 |
| COPD | 0 | 4 | 0.045 |
| Previous diagnosed dementia | 1 | 1 | 1.000 |
| Faecal incontinence | 9 | 10 | 0.583 |
| Urinary incontinence | 16 | 15 | 0.880 |
| Indwelling urinary catheter | 6 | 6 | 0.843 |
| Outcome variables | |||
| Delirium | 22 | 24 | 0.172 |
| MADRS | 21.0±10.4 | 20.5±11.9 | 0.860 |
| MMSE | 16.6±7.4 | 15.4±8.9 | 0.582 |
| Barthel-ADL index | 8.4±6.2 | 7.5±6.0 | 0.594 |
Data are presented as number (n), range or mean±sd
BMI: body mass index
COPD: chronic obstruction pulmonary disease
MADRS: Montgomery-Åsberg Depression Rating Scale
MMSE: Mini-Mental State Examination
ADL: activities of daily living