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Characteristics of the study population
| Variable | Cases (n = 50) | Controls (n = 50) |
|---|---|---|
| Sex (%) | ||
| Male | 25 (50.0%) | 25 (50.0%) |
| Female | 25 (50.0%) | 25 (50.0%) |
| Age (years ± SD) | 68.3 ± 10.40 | 60.9 ± 9.34 |
| Family history of cancer | ||
| Yes | 0 | 0 |
| No | 50 | 50 |
| Histology (%) | ||
| Tubular | 36 (72.0%) | - |
| Mucinous | 9 (18.0%) | - |
| Poorly differentiated or undifferentiated | 5 (10.0%) | - |
