Table 3.
Zero-inflated Growth Curve Model Estimates for Receptive Condomless anal sex Among Young Gay and Bisexual Men
| Model 1 (N = 599) | Model 2 (N = 527) | |||
|---|---|---|---|---|
|
| ||||
| Intercept | Slope | Intercept | Slope | |
| Poisson Model (log odds of inflated zero | ||||
|
| ||||
| In a Relationship | - | - | 1.72** | -0.25* |
| Relationship Fear | - | - | -0.32* | 0.07* |
| Relationship Control | - | - | -0.05 | 0.04* |
| Means | -3.06*** | 0.44*** | -1.45 | 0.16 |
| Variance | 11.42*** | 1.63*** | 6.87*** | 0.23*** |
| COV | -1.66*** | -1.04*** | ||
|
| ||||
| Logit Model (log count from Poisson | ||||
|
| ||||
| In a Relationship | - | - | -0.54 | 0.12 |
| Relationship Fear | - | - | 0.04 | 0.01 |
| Relationship Control | - | - | -0.02 | -0.01 |
| Means | - | .02 | - | -0.07 |
| Variance | - | - | - | - |
|
| ||||
|
Model Fit Statistics
| ||||
| Number of Free | 7 | 19 | ||
| AIC | 8047.25 | 7388.13 | ||
| BIC | 8078.02 | 7469.21 | ||
| Log-Likelihood | -4016.63 | -3575.07 | ||
Note. Standard errors are calculated by robust estimation. “-“ indicates parameters not in the model or fixed to 0. Standard errors are calculated by robust estimation. COV = error variance; AIC = Akaike’s Information Criterion; BIC = Bayesian Information Criterion.
***
p <.001,
**
p <.01