Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Variation between clusters for OH-AMI patients: the MORs
| Multilevel model | Level of analysis | Explanatory variables | MOR (95% CI) | P value |
| Two-level regression | (Patients)—HoD | Intercept only | 1.71 (1.50 to 2.02) | <0.001 |
| Two-level regression | (Patients)—HoD | Patient’s characteristics | 1.46 (1.33 to 1.64) | <0.001 |
HoD, hospital of discharge; MOR, median OR; OH-AMI, out of hospital acute myocardial infarction.
