Table 5.
SIR values(95%CI) in relation to overall cancer incidence and some selected tumour types and laterality and bilaterality at diagnosis of gynecomastia. Included are only prospective cases.
| Gynecomastia | |||
| Unilateral | Bilateral | ||
| right | left | ||
| Tumour type | |||
| all sites | 1.22(0.89–1.71) | 0.90(0.60–1.31) | 0.87(0.35–1.79) |
| testicle | 4.03(0.10–22.97) | 9.26(1.12–33.47) | 0.00(0.00–71.05) |
| esophagus | 6.11(0.74–22.08) | 0.00(0.00–10.22) | 10.33(0.26–57.55) |
| skin cancer (melanoma excl.) | 2.44(0.67–6.29) | 4.18(1.80–8.24) | 1.99(0.05–11.06) |
| number | 196 | 194 | 55 |
| personyears | 3588 | 3910 | 878 |