From: Four-level evaluation of health promotion intervention for preventing early childhood caries: a randomized controlled trial
Groups Time
Intervention Mean(SD)
Control Mean(SD)
p-value*
Pre-Test
38.92 ± 5.32
37.88 ± 4.72
0.27*
6 months follow-up
41.15 ± 4.46
38.26 ± 4.21
0.001*
P-value**
0.002**
0.44**
–