Table 2.
Odds of Tool Use by Baseline Characteristics
| Variable | Level | Odds ratio (95% CI) | p-value |
|---|---|---|---|
| Age | 0.997 (0.994, 1.000) | 0.04 | |
| Gender | Female vs. Male | 1.047 (0.943, 1.163) | 0.39 |
| Race | Asian vs White | 0.664 (0.552, 0.800) | 0.0001 |
| Black vs. White | 0.934 (0.827, 1.055) | 0.27 | |
| Other vs. White | 0.941 (0.808, 1.097) | 0.44 | |
| Comorbidities | 1.056 (1.036, 1.075) | 0.0001 | |
| Ethnicity | Not Hispanic nor Latino vs Hispanic or Latino | 1.006 (0.832, 1.216) | 0.95 |
| ED crowdedness | crowded vs not crowded | 1.056 (0.945, 1.180) | 0.34 |
| BMI | 0.934 (0.83, 1.05) | 0.25 | |
| Quarter | Apr,May,June (Spring) vs Jan,Feb,March (Winter) | 1.054 (0.922, 1.204) | 0.44 |
| July,Aug,Sep (Summer) vs Jan,Feb,March (Winter) | 0.775 (0.676, 0.887) | 0.0002 | |
| Oct,Nov,Dec (Fall) vs Jan,Feb,March (Winter) | 0.599 (0.518, 0.692) | 0.0001 | |
| Order time | 2pm-7:59pm vs 8am-1:59pm | 0.8554 (0.756, 0.968) | 0.013 |
| 8pm-1:59am vs 8am-1:59pm | 0.8436 (0.736, 0.9669) | 0.014 | |
| 2am-7:59am vs 8am-1:59pm | 0.732 (0.607, 0.882) | 0.001 | |
| Provider Type | Attending vs Resident | 0.765 (0.689, 0.851) | 0.0001 |
| Physician Assistant vs Resident | 0.406 (0.341, 0.483) | 0.0001 |