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Table 3 Hernández Díaz. Risk of recurrent pre-eclampsia in second pregnancy by years since first pregnancy

From: Inter-pregnancy interval and risk of recurrent pre-eclampsia: systematic review and meta-analysis

Interval % Low High
< 2 years 13.13 12.26 14.00
2 to 4 years 14.87 14.20 15.54
4 to 6 years 16.62 15.01 18.23
6 to 8 years 15.96 13.18 18.75
> 8 years 15.85 12.39 19.32