Table 4.
Association Between Hospital Structural Characteristics and Improvement in Cardiac Arrest Survival
| Hospital Main Effects Odds Ratio (95% CI) | P value for Interaction With Calendar Year | |
|---|---|---|
| Hospital Characteristics, % | ||
| Geographic region | 0.81 | |
| Northeast | 1.06 (1.03 to 1.10) | |
| Southeast | 1.07 (1.05 to 1.10) | |
| Midwest | 1.06 (1.04 to 1.08) | |
| Southwest | 1.08 (1.05 to 1.11) | |
| West | 1.06 (1.03 to 1.09) | |
| Location | 0.57 | |
| Rural | 1.05 (1.01 to 1.10) | |
| Urban | 1.07 (1.05 to 1.08) | |
| Ownership | 0.55 | |
| Private | 1.07 (1.05 to 1.08) | |
| Government | 1.08 (1.05 to 1.11) | |
| Nonprofit | 1.05 (1.02 to 1.09) | |
| Hospital bed size | 0.73 | |
| <250 | 1.07 (1.05 to 1.10) | |
| 250 to 499 | 1.06 (1.04 to 1.08) | |
| ≥500 | 1.07 (1.04 to 1.09) | |
| Academic hospital | 0.03 | |
| Residency and fellowship program (major) | 1.08 (1.06 to 1.10) | |
| Residency program only (minor) | 1.04 (1.02 to 1.06) | |
| Nonteaching hospital | 1.07 (1.05 to 1.09) | |