Table 4 Associations between personal cold spells and stroke in Kaunas, Lithuania, 2000–2015, by season of stroke
From: Risk of ischemic and hemorrhagic stroke in relation to cold spells in four seasons
Season | All cases, OR (95% CI) | Ischemic cases, OR (95% CI) | Hemorrhagic cases, OR (95% CI) |
|---|---|---|---|
Autumn | 1.00 (0.93–1.07) | 1.01 (0.94–1.09) | 0.95 (0.82–1.11) |
Winter | 1.02 (0.97–1.09) | 1.04 (0.98–1.11) | 0.95 (0.82–1.10) |
Spring | 1.05 (0.99–1.12) | 1.07 (1.00–1.15) | 0.97 (0.83–1.14) |
Summer | 1.08 (1.00–1.16) | 1.07 (0.98–1.17) | 1.10 (0.93–1.30) |