|  | Total sample | |||
---|---|---|---|---|---|
Model | Predictor variable | odds ratio | p | 95% CI | |
1 | HAM-Nat-BPC and GPA | Â | Â | Â | Â |
 |    HAM-Nat-BPC | 1.91 | .000 | 1.40 | 2.60 |
 |    GPA | 1.62 | .000 | 1.26 | 2.08 |
 |    HAM-Nat-BPC × GPA | 1.07 | .630 | 0.82 | 1.40 |
2 | HAM-Nat-BPC and gender | Â | Â | Â | Â |
 |    HAM-Nat-BPC | 2.50 | .000 | 1.40 | 2.60 |
 |    Gender* | 1.62 | .071 | .96 | 2.73 |
 |    HAM-Nat-BPC x Gender | 1.55 | .143 | .86 | 2.78 |