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 |