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.
| Have you experienced any headache or migraine problems over the past 6 months? | Fixed appliance | Total | |||||
|---|---|---|---|---|---|---|---|
| Wearing | Neutroclusion | ||||||
| N | % | N | % | n | % | ||
| No | 51 | 85.0 | 50 | 83.3 | 101 | 84.2 | |
| Yes | 9 | 15.0 | 10 | 16.7 | 19 | 15.8 | |
| Total | 60 | 100 | 60 | 100 | 120 | 100 | |
Chi-Square Tests (Continuity Correction) =0, p< 1
