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.
Repeated measures ANOVA for intervention and time for knowledge regarding folic acid.
| Group | Before Intervention Mean ± SD | 12-Months after Intervention Mean ± SD | Repeated Measures ANOVA | ||
|---|---|---|---|---|---|
| Between Subjects (Group) | Time Effect (Within Group Comparison) | Time × Intervention Effect (Between Group Comparison) | |||
| Control (n = 347) | 3.11 ± 1.15 | 3.35 ± 0.99 |
F = 3.293 p = 0.070 |
F = 53.966 p< 0.01 |
F = 12.232 p = 0.001 |
| Intervention (n = 302) | 3.07 ± 1.16 | 3.65 ± 1.00 | |||
