Table 4.
Multivariate Logistic Regression Model Of Sub-therapeutic Dosing
| Variable | OR | 95% CI | p-value | |
|---|---|---|---|---|
| Diagnosis of schizophrenia | 0.43 | 0.28 | 0.67 | <0.001 |
| Diagnosis of bipolar | 0.69 | 0.48 | 0.99 | 0.044 |
| Drug (versus risperidone) | ||||
| Clozapine | <0.001 | <0.001 | >999.999 | 0.986 |
| Olanzapine | 0.53 | 0.35 | 0.79 | 0.002 |
| Quetiapine | 4.76 | 3.08 | 7.35 | <0.0001 |
| Ziprasidone | 0.87 | 0.44 | 1.72 | 0.684 |
| Mood stabilizer augmentation | 0.39 | 0.22 | 0.68 | <0.001 |
| Prescriber type (versus psychiatry) | ||||
| General practitioner | 2.74 | 1.67 | 4.51 | <0.0001 |
| Nurse practitioner | 1.73 | 0.93 | 3.23 | 0.083 |
| Other | 0.71 | 0.33 | 1.53 | 0.385 |
| Unidentified | 1.19 | 0.77 | 1.85 | 0.430 |
| Length of therapy (versus >360 days) | ||||
| <=30 | 1.737 | 1.063 | 2.839 | 0.028 |
| >30 and <=180 | 0.783 | 0.416 | 1.474 | 0.449 |
| >180 and <=360 | 1.531 | 0.938 | 2.5 | 0.089 |