Table 2. Use of treatment in individuals with and without mental illness (n = 16687).
| Characteristics | Model A | Model B* | Model C** | ||||||
| OR | 95% CI | P value | OR | 95% CI | P value | OR | 95% CI | P value | |
| Surgery with or without adjuvant therapy | |||||||||
| Without mental illness | 1 | 1 | 1 | ||||||
| Mental illness | 0.47 | 0.35–0.63 | <0.001 | 0.45 | 0.33–0.60 | <0.001 | 0.47 | 0.34–0.65 | <0.001 |
| Age | 0.99 | 0.99 | 0.98–0.99 | <0.001 | |||||
| Gender | |||||||||
| Male | 1 | 1 | |||||||
| Female | 1.63 | 1.39–1.93 | <0.001 | 1.61 | 1.35–1.91 | <0.001 | |||
| Charlson Comorbidity Index Score | 0.52 | 0.48–0.57 | <0.001 | ||||||
| Geographic region | |||||||||
| Northern | 1 | ||||||||
| Central | 1.27 | 1.11–1.45 | 0.001 | ||||||
| Southern | 0.92 | 0.82–1.03 | 0.162 | ||||||
| Eastern | 0.59 | 0.47–0.73 | <0.001 | ||||||
| Urbanization level | |||||||||
| Urban | 1 | ||||||||
| Suburban | 0.93 | 0.83–1.04 | 0.214 | ||||||
| Rural | 0.88 | 0.78–1.02 | 0.081 | ||||||
| Enrollee category | |||||||||
| 1–2 | 1 | ||||||||
| 3 | 1.06 | 0.95–1.19 | 0.291 | ||||||
| 4 | 0.75 | 0.67–0.85 | <0.001 | ||||||
| Hospital characteristics | |||||||||
| Hospital ownership | |||||||||
| Public | 1 | ||||||||
| Non-for-profit | 0.82 | 0.73–0.92 | 0.001 | ||||||
| For-Profit | 0.19 | 0.17–0.22 | <0.001 | ||||||
| Hospital accreditation level | |||||||||
| Medical center | 1 | ||||||||
| Regional hospital | 0.80 | 0.72–0.89 | <0.001 | ||||||
| District hospital | 0.21 | 0.16–0.27 | <0.001 | ||||||
95% CI, 95% confidence interval.
*
Adjusted for patient age, and gender,
**
Adjusted for patient age, gender, Charlson Comorbidity Index Score, geographic region, urbanization level, enrollee category, hospital ownership, and accreditation level.