From: Changes in self-reported sleep duration with age - a 36-year longitudinal study of Finnish adults
Hazard ratio (95% CI) | |
---|---|
Birth cohort < 1900 | 1.00 |
Birth cohort 1900–1919 | 1.11 (0.96 to 1.30) |
Birth cohort 1920–1939 | 1.41 (1.21 to 1.64) |
Birth cohort 1940–1957 | 1.62 (1.40 to 1.89) |
Age group 18–34 years | 1.00 |
Age group 35–54 years | 1.24 (1.21 to 1.28) |
Age group 55+ years | 1.23 (1.19 to 1.27) |
Female gender | 1.00 |
Male gender | 1.13 (1.10 to 1.15) |