Binary Logistic Regression: Physician Depression Diagnosis vs Independent Variables
| Variables | P* | Unadjusted OR (95% CI) | P† | Adjusted OR (95% CI) |
|---|---|---|---|---|
| Chronic medical condition | ||||
| No chronic medical condition; depression only (Ref) | N/A | 1.00 (–) | N/A | 1.00 (–) |
| Depression with moderate CCI score of 1–2 | .784 | 1.09 (0.59–2.02) | .48 | 1.26 (0.66–2.45) |
| Depression with severe CCI score of ≥3 | .726 | 1.11 (0.61–2.02) | .24 | 1.56 (0.74–3.31) |
| Depression severity | ||||
| Moderate (Ref) | N/A | 1.00 (–) | N/A | 1.00 (–) |
| Moderately severe | .44 | 1.26 (0.70–2.25) | .492 | 1.23 (0.68–2.22) |
| Severe | .01 | 2.25* (1.21–4.21) | .02 | 2.10* (1.11–3.98) |
| Medical visits during past 12 months (n) | ||||
| 1 (Ref) | N/A | 1.00 (–) | N/A | 1.00 (–) |
| 2–3 | .99 | 1.01 (0.53–1.88) | .90 | 0.98 (0.51–1.89) |
| ≥4 | .52 | 0.83 (0.47–1.47) | .47 | 0.82 (0.42–1.48) |
| Age (years) | ||||
| 18–44 (Ref) | N/A | 1.00 (–) | N/A | 1.00 (–) |
| 45–54 | .52 | 1.21 (0.68–2.16) | .44 | 0.78 (0.41–1.47) |
| ≥55 | .77 | 1.09 (0.62–1.93) | .23 | 0.63 (0.3–1.34) |
| Gender | ||||
| Male (Ref) | N/A | 1.00 (–) | N/A | 1.00 (–) |
| Female | .16 | 1.53 (0.84–2.77) | .22 | 1.465 (0.793–2.706) |
| Ethnicity | ||||
| Latino/Hispanic (Ref) | N/A | 1.00 (–) | N/A | 1.000 (–) |
| African-American | .22 | 0.67 (0.36–1.26) | .47 | 0.79 (0.42–1.49) |
| Non–African-American and Others) | .11 | 0.54 (0.25–1.16) | .16 | 1.65 (0.83–3.29) |
| −2 likelihood of final model = 380.6 | ||||
| Nagelkerke R2 = 0.057 |