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Table 1 Some demographic and medical history information compared between case and control groups

From: Melasma and its association with different types of nevi in women: A case-control study

Factors/Groups & statistics

Cases

Controls

Statistical significance

  

Frequency/Mean

Percent/Standard deviation

Frequency/Mean

Percent/Standard deviation

 

Age

29.97

6.6

29.68

6.7

NS*

Marital status

Married

93

77

85

71

NS

 

Single

27

23

35

29

 

Education

Academic

13

11.3

23

19.3

NS

 

Non academic

117

88.7

97

80.7

 

Known melasma related diseases

0

0

0

0

7

  1. • *: Non significant at 0.05 level
  2. • **: Hypovitaminosis, Ovarian diseases, Specific endocrinologic diseases