Evolutionary aspects of non-metastatic breast cancer after primary treatment in a sub-Saharan African setting: a 16-year retrospective review at the Douala general hospital, Cameroon

Table 1 Demographic and historical characteristics of the study population

Variable	Category	Frequency (%)
Gender	Female	254(97.7)
Gender	Male	6(2.31)
		*260(100)*
Age at diagnosis(in years)	21–30	15(5.8)
	31–40	59(22.7)
	41–50	100(38.5)
	51–60	47(18.1)
	>60	39(15.0)
		*260(100)*
Age at menarche (years)	<11	8(3.1)
	12–15	222(87.5)
	>15	24(9.4)
		*254(100)*
History of contraceptive pills	Yes	25(9.8)
	No	229(90.2)
		*254(100)*
Parity	≤1	56(22.0)
	2–5	115(45.3)
	>5	83(32.7)
		*254(100)*
Menopause at diagnosis	Yes	119(46.9)
	No	135(53.2)
		*254(100)*
Breastfeeding practice	Yes	224(88.2)
	No	30(11.8)
		*254(100)*
Family History of breast cancer	Yes	12(28.6)
	No	30(71.4)
		*42(100)*

The entries in boldface/italics represent the total case files for which information on the relevant variable was available

ISSN: 1471-2407