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.
| Year/Arm | P values for pairwise comparison | ||||
| 2012 Intervention | 2012 Control | 2013 Intervention | 2013 Control | 2014 Intervention | |
| 2012 Intervention | — | ||||
| 2012 Control | 1.00 | — | |||
| 2013 Intervention | 1.00 | 1.00 | — | ||
| 2013 Control | 0.56 | 1.00 | 0.16 | — | |
| 2014 Intervention | 0.048* | 0.0012** | 0.004* | 0.000066** | — |
| 2014 Control | 1.00 | 1.00 | 1.00 | 1.00 | 0.0017** |
