Skip to main content
. Author manuscript; available in PMC: 2021 Aug 23.
Published in final edited form as: Int J Cancer. 2020 Mar 13;147(6):1535–1547. doi: 10.1002/ijc.32929

Figure 2: Temporal trends of menstrual and reproductive risk factors for cases and controls in the Ghana Breast Health Study by birth cohorts from 1945 to 1975.

Figure 2:

(A) Age at menarche, (B) parity, (C) age at first birth and (D) median breastfeeding months per pregnancy. The means and standard deviations plotted are the results of a 3-point running average. Grey indicates standard deviation.