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.
Association between weaning success and 6-month mortality
| Number | Risk ratio (95% confidence interval) | |||
|---|---|---|---|---|
| Crude | PSM | OW | ||
| Non-weaning | 61 | Reference (1.0) | Reference (1.0) | Reference (1.0) |
| Weaning | 189 | 0.29 (0.15, 0.56) | 0.78 (0.27, 2.13) | 0.74 (0.21, 2.44) |
PSM propensity score matching, OW overlap weighting
