Table 3.
Sleep duration and stroke incidence—meta-analysis of prospective studies.
| Study | Participants | Follow-Up (Years) |
Hazard Ratio (95% CI) | Cohorts | |
|---|---|---|---|---|---|
| Long | Short | ||||
| 2011, Cappuccio [64] | 474,684 | 6.9–25 | 1.65 (1.45–1.87) | 1.15 (1.00–1.31) | 24 |
| 2015, Leng [49] | 559,252 | 7.5–35 | 1.45 (1.30–1.62) | 1.15 (1.07–1.24) | 11 |
| 2016, Li [63] | 136,110 | 3–18 | 1.53 (1.40–1.66) | 1.19 (1.05–1.36) | 16 |
| 2017, Yin [61] | 301,992 | 2.3–34 | 1.45 (1.30–1.62) | 1.09 (0.99–1.19) | 20 |
| 2017, He [62] | 528,653 | 7.8–14.7 | 1.37 (1.23–1.54) | 1.10 (0.97–1.24) | 16 |
| 2019, Krittanawong [65] | 621,860 | 4–22 | 1.48 (1.31–1.68) | 1.32 (1.18–1.47) | 18 |
| 2022, Wang [66] | 248,868 | 7–18 | 1.71 (1.50–1.95) | 1.33 (1.19–1.49) | 27 |