Table 1.
Sex distribution of case and control groups
| Group | Cases (n) | Sex n (%) | χ 2 | P | |
|---|---|---|---|---|---|
| Male | Female | ||||
| Case | 200 | 121 (60.5) | 79 (39.5) | 2.0 | 0.157 |
| Control | 150 | 82 (54.7) | 68 (45.3) | ||
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