Generalised linear model of the total costs of patients with OCD
| Wald | df | P value | |
| Number of inpatient visits | 35.842 | 2 | <0.001 |
| Number of outpatient visits | 22.37 | 10 | 0.013 |
| Y-BOCS score | 14.348 | 3 | 0.002 |
| Socioeconomic status | 12.678 | 3 | 0.005 |
| Age | 14.612 | 2 | 0.001 |
| Education | 7.387 | 2 | 0.025 |
N=639; likelihood ratio χ2=114.765; p<0.001.
df, degrees of freedom; OCD, obsessive-compulsive disorder; Y-BOCS, Yale Brown Obsessive-Compulsive Scale.