Table 4.
Model fit comparison of nested path analysis models for past-year marijuana use and perceptions of risk from regular marijuana use
| AIC (difference from Model A) | BIC (difference from Model A) | Log Likelihood | Scaling correction factor | Number of parameters | Test Statistic (Td) a | df a | P value a | |
|---|---|---|---|---|---|---|---|---|
| Model A: Autoregressive effects only | 105,309 | 105,538 | −52,624 | 1.6858 | 31 | - | - | - |
| Model B: Model A and risk perception to use | 104,964 (−345) |
105,215 (−323) |
−52,448 | 1.6776 | 34 | 220.6 | 3 | <0.001 |
| Model C: Model A and use to risk perception | 104,146 (−1163) |
104,397 (−1141) |
−52,039 | 1.6909 | 34 | 670.5 | 3 | <0.001 |
| Model D: Full model | 103,910 (−1399) |
104,183 (−1355) |
−51,918 | 1.6806 | 37 | 853.5 | 6 | <0.001 |
a
Statistics from Satorra-Bentler scaled chi-square difference based on log-likelihood values (Each model compared to Model A)