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Table 3 General analysis of the case and control groups

From: Correlation between ZBRK1/ZNF350 gene polymorphism and breast cancer

 

Case group (N = 80)

Control group (N = 240)

P

BMI

23.02 ± 3.92

23.02 ± 3.65

0.963

Menarche age, yr

13.28 ± 1.59

12.98 ± 1.28

0.099

Age of first delivery, yr

27.25 ± 3.77

27.33 ± 3.24

0.864

Number of pregnancy

 0–1

34 (42.5)

98 (40.8)

 

 ≥ 2

46 (57.5)

142 (59.2)

0.793

Family history of cancer

 Yes

18 (22.5)

24 (10.0)

 

 No

62 (77.5)

216 (90.0)

0.006

  1. The χ2 test was used to compare counting data (expressed as n(%)) between the case and control groups, and the t-test was used to compare measurement data (represented by mean ± SD) between the case and control groups