Table 2.
Unadjusted and Adjusted Associations between Perceived and Actual Risks of 30-day Readmission (N = 730)
| Variables | Unadjusted OR (95% CI) |
P value | Adjusted OR (95% CI) |
P value |
|---|---|---|---|---|
| Perceived high risk | 1.66 (1.10–2.51) | 0.015 | 1.31(0.87–1.96) | 0.200 |
| Age (years) | 0.99 (0.98–1.01) | 0.267 | 0.99 (0.98–1.01) | 0.235 |
| Female | 1.30 (0.87–1.93) | 0.200 | 1.11 (0.64–1.94) | 0.704 |
| Non-white | 1.50 (1.12–2.02) | 0.006 | 1.53 (1.03–2.28) | 0.036 |
| H.S. or less education | 1.30 (0.78–2.16) | 0.310 | 1.23 (0.66–2.29) | 0.517 |
| Not currently working | 0.62 (0.43–0.91) | 0.014 | 0.74 (0.42–1.31) | 0.305 |
| Insurance status (ref: currently insured) | ||||
| Medicaid only | 1.09 (0.54–2.21) | 0.803 | 0.50 (0.18–1.34) | 0.166 |
| Uninsured | 1.00 (0.50–2.01) | 0.997 | 0.79 (0.31–2.05) | 0.630 |
| Marital status (ref: currently married) | ||||
| Never married | 1.90 (1.29–2.81) | 0.001 | 1.61 (0.96–2.71) | 0.069 |
| Divorced | 0.88 (0.41–1.87) | 0.735 | 0.78 (0.33–1.81) | 0.557 |
| Widowed | 1.86 (1.16–2.98) | 0.010 | 1.55 (0.80–3.01) | 0.191 |
| Social support | 0.98 (0.93–1.02) | 0.278 | 1.00 (0.94–1.06) | 0.949 |
| Life stressors | 1.07 (0.99–1.15) | 0.097 | 0.97 (0.86–1.09) | 0.574 |
| CES-D symptoms | 1.05 (1.01–1.09) | 0.018 | 1.03 (0.97–1.09) | 0.300 |
| Self-efficacy | 1.06 (0.93–1.20) | 0.387 | 1.08 (0.95–1.23) | 0.258 |
| Inadequate health literacy | 0.94 (0.56–1.58) | 0.817 | 0.72 (0.43–1.20) | 0.207 |
| Current or past smoker | 0.95 (0.67–1.35) | 0.783 | 1.02 (0.66–1.56) | 0.940 |
| Current drinker | 0.67 (0.50–0.89) | 0.006 | 0.75 (0.55–1.03) | 0.071 |
| Medication non-adherence | 1.06 (0.67–1.68) | 0.803 | 1.04 (0.67–1.61) | 0.870 |
| Poor self-rated health | 2.27 (1.59–3.25) | 0.000 | 2.04 (1.33–3.14) | 0.001 |
| Any ADL limitations | 1.34 (0.92–1.94) | 0.127 | 1.04 (0.67–1.60) | 0.867 |
| Body mass index | 0.98 (0.95–1.00) | 0.099 | 0.97 (0.94–1.00) | 0.030 |
| Hypertension | 0.98 (0.70–1.37) | 0.906 | 1.08 (0.73–1.58) | 0.701 |
| Diabetes | 0.86 (0.57–1.30) | 0.469 | 0.81 (0.48–1.38) | 0.437 |
| Heart Failure | 1.14 (0.76–1.71) | 0.537 | 0.86 (0.51–1.46) | 0.589 |
| Acute MI | 0.67 (0.40–1.14) | 0.138 | 0.67 (0.37–1.24) | 0.207 |
| Atrial fibrillation | 1.00 (0.71–1.42) | 0.990 | 1.15 (0.72–1.82) | 0.566 |
| Stroke | 0.95 (0.53–1.70) | 0.864 | 0.89 (0.53–1.50) | 0.661 |
| Difficulty in accessing to care | 2.12 (1.39–3.22) | <0.001 | 2.06 (1.32–3.23) | 0.002 |
| Length of stay | 1.01 (1.00–1.02) | 0.010 | 1.00 (0.99–1.01) | 0.374 |
| Any admissions in the past year | 1.70 (1.10–2.62) | 0.017 | 1.55 (1.02–2.34) | 0.040 |
Abbreviations: ADL: Activities of Daily Living; CES-D: Center for Epidemiologic Studies Depression; CI: Confidence Interval; H.S.: High school; MI: Myocardial infarction; OR: Odds ratio; SD: Standard deviation
Note: P values are based on logistic regression models for both unadjusted and adjusted ORs