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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: Menopause. 2018 Jan;25(1):11–20. doi: 10.1097/GME.0000000000000956

Figure 1. Algorithm of Study Participants.

Figure 1

1 contraindicated medical conditions include past history of breast cancer, endometrial cancer or ovarian cancer.

2numbers don't add up to 45,663 due to the time varying nature of hysterectomy status: 903 change from no hysterectomy to hysterectomy and are counted in both cells

3 vaginal estrogen cream or vaginal tablet at some time during follow-up (Estradiol ring was only ascertained during the Extension Study; users are not included in this analysis)