From: Sleep duration and incidence of lung cancer in ageing men
Whole study population | Sleeping hours | ||||
---|---|---|---|---|---|
≤6.5 h | 7-7.5 h | ≥8 h | |||
n = 501 (21 cancer) | n = 1066 (24 cancer) | n = 1019 (36 cancer) | |||
HR | 95% CI | HR | HR | 95% CI | |
Modela | 2.06 | 1.14-3.69 | 1.0 | 1.68 | 1.01-2.83 |
Modelb | 1.95 | 1.08-3.51 | 1.0 | 1.79 | 1.06-3.02 |
Modelc | 2.12 | 1.17-3.85 | 1.0 | 1.88 | 1.09-3.22 |
Modeld | 2.01 | 1.09-3.71 | 1.0 | 1.96 | 1.14-3.38 |
Modele | 2.14 | 1.17-3.90 | 1.0 | 1.80 | 1.04-3.09 |
Modelf | 1.96 | 1.07-3.58 | 1.0 | 1.82 | 1.06-3.11 |
Smokers | n = 194 (18 cancer) | n = 315 (18 cancer) | n = 322 (32 cancer) | ||
Modela | 2.01 | 1.04-3.87 | 1.0 | 1.80 | 1.01-3.21 |
Modelb | 2.04 | 1.06-3.92 | 1.0 | 1.95 | 1.09-3.49 |
Modelc | 2.23 | 1.14-4.34 | 1.0 | 2.09 | 1.14-3.81 |
Modeld | 2.21 | 1.11-4.04 | 1.0 | 2.22 | 1.21-4.09 |
Modele | 2.20 | 1.12-4.34 | 1.0 | 2.02 | 1.10-3.71 |
Modelf | 2.15 | 1.09-4.22 | 1.0 | 2.04 | 1.12-3.74 |