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.
Logistic regression analysis of the ability of venous cannulation-induced pain score (≥ / < 2.0 VAS units) to predict postoperative pain intensity ≥4.0 VAS units
| multivariate analysis | ||
|---|---|---|
| OR(95% CI) | P value | |
| Venous cannulation-induced pain score (VAS units) | ||
| < 2.0 | 1.0(ref) | 0.012 |
| ≥ 2.0 | 3.5 (1.3–9.3) | |
Abbreviations = OR (odds ratio), CI (confifidence interval)
The model adjusted for gender, age, history of surgery, type of surgery and approaches of surgery
