Table 1.
Characteristics of Infection Cases in Nursing Home Residents (N = 3,618) and Features Associated with Hospital Triage within 3 Days of Infection Onset
| Patient Characteristic | Value | Multivariate Odds of Hospital Triage (95% Confidence Interval) |
|---|---|---|
| Male, % | 27 | 0.97 (0.84–1.12) |
| Age, mean ± SD | 82.1 ± 7.3 | 1.00 (0.99–1.01) |
| Caucasian, % | 80 | 0.95 (0.81–1.11) |
| Education, years, mean ± SD | 10.2 ± 3.6 | 0.97 (0.95–0.99)∥ |
| Minimum Data Set activity of daily living score, mean ± SD | 19.5 ± 9.5 | 1.00 (0.99–1.01) |
| Number of chronic conditions, mean ± SD | 2.6 ± 1.6 | 1.05 (1.01–1.10)§ |
| Dementia, % | 57 | 0.88 (0.77–1.01) |
| Body mass index, kg/m2, mean ± SD | 23 ± 5.4 | 0.99 (0.97–1.00)§ |
| Hospitalized within the past year, % | 81 | 1.06 (0.88–1.29) |
| Pressure ulcer at nursing home admission, % | 12 | 0.95 (0.78–1.16) |
| Medicaid eligible, % | 28 | 1.08 (0.94–1.25) |
| Diagnostic Cost Group/Hierarchical Coexisting Condition score, mean ± SD | 13,972 ± 8,569 | 1.01 (1.01–1.02)¶ |
| Medicare qualifying stay, % | 45 | 0.94 (0.82–1.09) |
| Infection characteristics, % | ||
| Genitourinary | 28 | 1.15 (0.95–1.40) |
| Skin | 20 | 1.03 (0.82–1.28) |
| Upper respiratory | 14 | 0.97 (0.76–1.25) |
| Lower respiratory | 12 | 1.94 (1.57–2.39)¶ |
| Gastrointestinal | 4 | 0.98 (0.65–1.47) |
| Bloodstream | 2 | 1.92 (1.32–2.80)¶ |
| Fever >100.0°F | 11 | 1.18 (1.10–1.25)¶ |
| Physician visit within 3 days of infection onset | 37 | 0.94 (0.82–1.07) |
§
P < .05
∥
.01
¶
.001.
SD = standard deviation.