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.
| Group | No. | Mean | Standard deviation | p-value | |
|---|---|---|---|---|---|
| PC vs. PM | 0.001* | ||||
| PC | 20 | 17.95 | 4.817 | ||
| PM | 20 | 46.38 | 7.482 | ||
| TC vs. TM | 0.001* | ||||
| TC | 20 | 15.35 | 3.801 | ||
| TM | 20 | 44.22 | 4.466 | ||
PC, ProUltra tips and coronal third; TC, Terauchi file retrieval kit and coronal third; PM, ProUltra tips and middle third; TM, Terauchi file retrieval kit and middle third.
*Statistical significance was determined at p < 0.05.
