Table 3.
Risk of Hospitalization (all-cause, nonsurgical, and surgical) Over 8.5 Years in the University of Alabama at Birmingham Study of Aging (n = 978)
| Exposure | All-Cause Hospital Admission | Nonsurgical Admission | Surgical Admission | ||||||
|---|---|---|---|---|---|---|---|---|---|
| (Crude) | (Adjusted)† | (Crude) | (Adjusted)† | (Crude) | (Adjusted)† | ||||
| HR | HR | CI | HR | HR | CI | HR | HR | CI | |
| Nutritional risk | |||||||||
| Low | — | — | — | — | — | — | — | — | — |
| Moderate | 1.17 | 1.12 | 0.90–1.40 | 1.23 | 1.10 | 0.86–1.40 | 1.01 | 1.19 | 0.79–1.80 |
| High | 1.53*** | 1.51** | 1.14–2.00 | 1.72*** | 1.50** | 1.11–2.01 | 0.90 | 1.11 | 0.64–1.94 |
| BMI | |||||||||
| ≤18.5^ | 0.57 | 0.58 | 0.26–1.33 | 0.72 | 0.72 | 0.31–1.64 | 0.32 | 0.31 | 0.04–2.36 |
| >18.5, ≤25 | — | — | — | — | — | — | — | — | — |
| >25, <30^ | 0.96 | 1.05 | 0.84–1.31 | 0.93 | 1.04 | 0.82–1.33 | 1.24 | 1.26 | 0.81–1.86 |
| >30, <35^ | 0.90 | 0.98 | 0.75–1.28 | 0.89 | 0.98 | 0.74–1.31 | 1.04 | 1.08 | 0.63–1.86 |
| ≥35^ | 0.97 | 0.96 | 0.68–1.35 | 0.95 | 0.92 | 0.64–1.33 | 1.07 | 1.12 | 0.57–2.19 |
Notes: HR = hazard ratio; CI = confidence interval.
*p < .05, **p < .01, ***p < .001.
†Adjusted for independent life-space, marital status, social support, comorbidity score, age, rural versus urban, race, gender, education, and previous surgical and non-surgical hospitalization for the second and third sets of models.