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Comparison of results from an unweighted model with adjustment and inverse probability of treatment–weighted (IPTW) and inverse probability of censoring–weighted (IPCW) marginal structural models for women who were 50–59 years old (A), 60–69 years old (B), and 70–79 years old (C) at baseline, Women’s Health Initiative cohort, United States, 1993–2005.
