OSA (n=21) | Control group 2 (n=18) | p value | |
---|---|---|---|
Sex (M/F) | 17/4 | 12/6 | |
Age (years) | 54 (2) | 61 (2) | <0.05 |
BMI (kg/m2) | 30.9 (1.1) | 25.5 (1.1) | <0.05 |
AHI (n/hour) | 37 (4) | – | |
Sao 2<90% (% of TST) | 23.9 (5.4) | 1.2 (2.0) | |
Mean Sao 2 (%) | 91.8 (0.7) | 94.5 (1.4) | |
Minimum Sao 2(%) | 66.1 (2.9) | 84.3 (2.5) | |
Arterial hypertension | 12 (57%) | 7 (39%) | <0.05 |
Coronary artery disease | 1 (5%) | 2 (11%) | NS |
Cerebrovascular disease | 2 (10%) | 3 (17%) | NS |
Diabetes mellitus | 1 (5%) | 3 (17%) | NS |
Chronic renal failure | – | – | |
Hypercholesterolaemia | 7 (33%) | 5 (28%) | NS |
Smoking | 8 (38%) | 8 (44%) | NS |
ACE inhibitors | 4 (19%) | 5 (28%) | NS |
Data are given as mean (SE) or as total numbers.
BMI = body mass index; AHI = apnoea-hypopnoea index; Sao 2 = nocturnal oxygen saturation; TST = total sleep time; NS = not significant.