| Total cohort | Males only | Females only | ||||||
---|---|---|---|---|---|---|---|---|---|
Age cut-off | Relative risk | 95% CI | p-value | Relative risk | 95% CI | p-value | Relative risk | 95% CI | p-value |
18Â months | 0.996 | 0.66-1.51 | 0.986 | 1.06 | 0.66-1.69 | 0.819 | 0.804 | 0.32-2.00 | 0.637 |
24Â months | 1.29 | 0.76-2.21 | 0.348 | 1.53 | 0.82-2.85 | 0.178 | 0.731 | 0.25-2.14 | 0.567 |
31Â months* | 1.85 | 0.91-3.79 | 0.0872 | 2.64 | 1.08-6.46 | 0.0280 | --- | --- | --- |