Table 1 General characteristics of Moroccan breast cancer patients included in the case–control study

Age (years)

41.5 ± 10.4

BMI (kg/m²)

26.2 ± 5.5

Age at menarche (years)

13.5 ± 1.7

Age at first birth (years)

23.4 ± 6.1

Number of children

2.9 ± 1.6

Age at menopause (years)

48.5 ± 4.9

Mean (range)

Median age at diagnosis (years)

38.5 (25–67)

N (%)

Nulliparous

22 (36.7)