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Table 2 Characteristics of cases and controls

From: Effect of alcohol consumption on breast cancer: probabilistic bias analysis for adjustment of exposure misclassification bias and confounders

Variables

No. (31)

Control

Case

Marital status

 Married

792 (79.2)

744 (79.8)

 Single

133 (13.3)

61 (6.5)

 Divorced

34 (3.4)

47 (5.0)

 Widow

41 (4.1)

80 (8.6)

Insurance

 No

107 (10.7)

32 (3.4)

 Yes

893 (89.3)

900 (96.6)

Education

 Illiterate

48 (4.8)

55 (5.9)

 Primary

108 (10.8)

163 (17.5)

 Secondary

158 (15.8)

148 (15.9)

 High school

342 (34.2)

316 (33.9)

 Bachelor

284 (28.4)

200 (21.5)

 More than bachelor

60 (6.0)

50 (5.4)

Job

 Housekeeper

723 (72.3)

746 (80.0)

 Government employed

159 (15.9)

96 (10.3)

 Self employed

108 (10.8)

48 (5.2)

 Retired

10 (1.0)

42 (4.5)

SES

 Very low

11 (1.1)

25 (2.7)

 Low

68 (6.8)

187 (20.1)

 Middle

273 (27.3)

491 (52.7)

 High

638 (63.8)

198 (21.2)

 Very high

10 (1.0)

31 (3.3)

Alcohol

 No

971 (97.1)

892 (95.7)

 Yes

29 (2.9)

40 (4.3)

Physical activity

 No

891 (89.1)

833 (89.4)

 Yes

109 (10.9)

99 (10.6)

Smoking

 No

970 (97.0)

890 (95.5)

 Yes

30 (3.0)

42 (4.5)

Age a

42.16 (9.49)

50.40 (9.70)

  1. amean and SD