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.
Number of PPHP and SSP for simulated 8-, 9-, and 10-mm screws.
|
No. of Perforations for: |
FH, n |
AR, n |
P
Value |
| Pilot hole | 24 | 1 | <.001 |
| Simulated 8-mm screw | 26 | 2 | |
| Simulated 9-mm screw | 27 | 4 | |
| Simulated 10-mm screw | 30 | 4 |
Abbreviations: AR, augmented reality; FH, freehand; PPHP, primary pilot hole perforations; SSP, simulated screw perforations.
