Figure 1.
Cox proportional hazards regression model evaluating the survival probability of patients treated with colistin, according to the use of vasopressors. Time = days; Hazard ratio = 4.093 (95% confidence interval 2.286-7.326); p<0.001.
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.