Study | Age | Habitual snoring (%) | Sleep apnoea (%) | Sleep apnoea + EDS (%) | Significant sleep apnoea syndrome (%) | Remarks |
---|---|---|---|---|---|---|
Lavie et al(1983)4 | ⩾21 | — | — | — | 0.9 | Selection bias? Industrial workers |
Gislason et al(1988)9 | 30–69 | 15.6 | 2 | — | 1.3 | 10/15 with desaturations. Selection bias? |
Cirignotta et al(1989)10 | 30–69 | 10.9 | 4 | — | ? | Selection bias? |
Stradling et al(1991)5 | 35–65 | 23 | 5 | — | 0.3 | Oximetry as screening tool |
Jennum et al(1992)6 | 30–60 | 19.1 | 10.9 | 1.9 | ? | Plethysmography as screening tool |
Young et al(1993)8 | 30–60 | 44 | 24 | 4 | ? | Selection bias? State employees |
Bearpark et al(1993)7 | 40–65 | — | 8.5 | — | ? | MESAM 4 as screening tool |
Present study | ⩾35 | 22 | 1.7 | 0.9 | 0.45 | Thermistry as screening method |
EDS = excessive daytime sleepiness