0.73 percentage point reduction in the probability of being pregnant -- which makes them 7.8% less likely to be pregnant in any given year than a woman with two children generally.
As in, for women in the cohort they're using, in any given year 10.65% of them will become pregnant. But if you consider only women with two car-seat-age kids, this falls by 0.73 points to 9.92%.
As in, for women in the cohort they're using, in any given year 10.65% of them will become pregnant. But if you consider only women with two car-seat-age kids, this falls by 0.73 points to 9.92%.