Table 3.
Total | Men | Women | p value* | |
---|---|---|---|---|
Apnoea-hypopnoea index (events per h) | ||||
Total | 9·9 (4·2–20·6) | 14·9 (7·2–27·1) | 6·9 (2·7–14·1) | <0·0001 |
Age ≥40 to <60 years | 7·6 (2·9–15·9) | 11·7 (6·1–21·1) | 4·3 (1·9–9·3) | <0·0001 |
Age ≥60 years | 14·3 (7·0–27·2) | 21·1 (9·4–35·6) | 10·8 (5·5–20·0) | <0·0001 |
p value† | <0·0001 | <0·0001 | <0·0001 | .. |
3% oxygen desaturation index (events per h) | ||||
Total | 9·9 (4·3–19·4) | 14·4 (6·9–24·9) | 6·9 (2·9–13·5) | <0·0001 |
Age ≥40 to <60 years | 7·3 (3·2–15·0) | 11·4 (5·9–20·0) | 4·4 (1·9–9·3) | <0·0001 |
Age ≥60 years | 13·8 (7·0–26·1) | 19·5 (9·9–32·8) | 11·0 (5·4–19·5) | <0·0001 |
p value† | <0·0001 | <0·0001 | <0·0001 | .. |
4% oxygen desaturation index (events per h) | ||||
Total | 4·0 (1·2–10·1) | 6·4 (2·3–14·25) | 2·4 (0·7–6·5) | <0·0001 |
Age ≥40 to <60 years | 2·7 (0·7–6·9) | 4·7 (1·6–10·6) | 1·3 (0·3–3·9) | <0·0001 |
Age ≥60 years | 6·6 (2·5–15·6) | 9·9 (3·9–21·1) | 4·9 (1·9–10·3) | <0·0001 |
p value† | <0·0001 | <0·0001 | <0·0001 | .. |
Data are median scores (IQR). The apnoea-hypopnoea index is defined as the number of apnoea and hypopnoea events per h. The oxygen desaturation index is defined as the number of 3% or 4% drops in oxygen saturation per h of sleep. p values calculated by Wilcoxon’s rank-sum tests.
Comparison between men and women.
Comparison between age groups.