highly significantP = .00
The protective effect of HRT was highly significant for case–control studies (OR = 0.71, 95% CI 0.60–0.84, P = .00) but not cohort studies (OR = 0.96, 95% CI 0.74–1.24, P = 0.73), Figure 4 .
The protective effect of HRT was highly significant for case–control studies (OR = 0.71, 95% CI 0.60–0.84, P = .00) but not cohort studies (OR = 0.96, 95% CI 0.74–1.24, P = 0.73), Figure 4 .