Table 3.
Mean number of hospitalizations based on patient characteristics
| Variable | Hospitalizations within 1 year, mean (SD) | P value |
|---|---|---|
| Age (yr) | 0.018 | |
| 18–35 | 0.37 (0.55) | |
| 36–50 | 0.44 (0.77) | |
| 51–70 | 0.64 (1.05) | |
| >70 | 0.71 (0.94) | |
| Sex | 0.95 | |
| Female | 0.64 (0.97) | |
| Male | 0.64 (0.95) | |
| Race | 0.02 | |
| Asian | 0.55 (1.08) | |
| Black or African American | 0.50 (0.89) | |
| Other or multiracial | 0.66 (1.07) | |
| White | 0.70 (0.95) | |
| Ethnicity | 0.95 | |
| Hispanic | 0.58 (0.79) | |
| Non-Hispanic | 0.65 (0.97) | |
| Hypertension | 0.052 | |
| Yes | 0.66 (0.96) | |
| No | 0.43 (0.90) | |
| Diabetic | 0.002 | |
| Yes | 0.76 (1.03) | |
| No | 0.52 (0.86) | |
| Heart failure | 0.144 | |
| Yes | 0.70 (0.94) | |
| No | 0.62 (0.96) | |
| Smoker | 0.443 | |
| Yes | 0.41 (0.63) | |
| No | 0.66 (0.97) | |
| Not specified | 0.50 (0.84) | |
| Insurance group | 0.004 | |
| Medicaid | 0.37 (0.72) | |
| Medicare | 0.65 (0.97) | |
| Private | 0.57 (0.89) | |
| No insurance | 0.93 (1.10) | |
| Number of medication discrepancies | 0.0001 | |
| 0–5 | 0.55 (0.88) | |
| 6–10 | 1.34 (1.13) | |
| >10 | 2.18 (1.60) | |
| Estimated glomerular filtration rate (ml/min per 1.73 m2) | 0.288 | |
| 0–10 | 0.66 (1.04) | |
| 11–20 | 0.72 (1.06) | |
| >20 | 0.55 (0.80) | |
| Number of medications | 0.0001 | |
| 0–5 | 0.47 (0.80) | |
| 6–10 | 0.56 (0.91) | |
| >10 | 1.18 (1.16) |