Cases N = 164 (N & %)

Control N = 164 (N & %)

Odds ratio (95% CI)

χ²

P

Ursofalk

16 (9.8)

0 (0.0)

0.007

Statin

4 (2.4)

0 (0.0)

0.496

Vitamin C

14 (17.1)

60 (36.6)

0.36 (0.16 - 0.78)

7.95

0.005

Iron

124 (75.6)

156 (95.1)

0.16 (0.04 - 0.53)

12.5

<0.001

Breast feeding

132 (80.5)

144 (87.8)

0.57 (0.22 - 1.45)

1.65

0.199

physical activities

12 (7.3)

36 (22.0)

0.28 (0.09 - 0.81)

7.03

0.008

Coffee

8 (4.9)

60 (36.6)

0.09 (0.02 - 0.29)

25.08

<0.001

Vegetable diet

4 8 (29.3)

52 (31.7)

0.89 (0.43 - 1.83)

0.12

0.734