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Seasonal risk of deep venous thrombosis
| Season | Sample size (ATR) | DVT, n (%) | 95% CI | p value |
|---|---|---|---|---|
| Spring | 108 | 55 (50.9) | 41.5–60.3 | n.s |
| Summer | 49 | 23 (46.9) | 32.9–60.9 | |
| Autumn | 75 | 33 (44.0) | 32.8–55.2 | |
| Winter | 109 | 46 (42.2) | 32.9–51.5 | |
| Total | 341 | 157 (46.0) | 40.7–51.3 |
Chi-squared test, exact significance (2-sided)
