Table 3.
Results of negative binomial regressions
| Measure | Wald X2 | IRR | p |
|---|---|---|---|
| Number of sexual partners | |||
| Age | 214.92 | 1.11 | .000 |
| Hetero/Non | 27.18 | 2.47 | .000 |
| Discrepancy | 7.24 | 0.84 | .007 |
| Stress | 6.68 | 1.18 | .010 |
| Discrep × stress | 0.06 | 1.01. | ns |
| Unprotected sex | |||
| Age | 87.28 | 1.07 | .000 |
| Hetero/Non | 13.76 | 1.96 | .000 |
| Discrepancy | 2.04 | 0.91 | ns |
| Stress | 0.97 | 0.93 | ns |
| Discrep × stress | 16.79 | 1.24 | .000 |
| Number of STDs | |||
| Age | 17.27 | 1.07 | .000 |
| Hetero/Non | 0.48 | 0.64 | ns |
| Discrepancy | 0.06 | 1.05 | ns |
| Stress | 1.01 | 0.81 | ns |
| Discrep × stress | 20.46 | 1.55 | .000 |
Hetero/Non = (0 = heterosexual; 1 = not heterosexual), discrepancy = gender role discrepancy, stress = discrepancy stress, discrep × stress = interaction term
ns non-significant, IRR incident rate ratio