Table 4.

Comparative assessment of mean scores of knowledge of teachers on oral health before and after training program

Variable	Mean±SD		P
	Before training score	After training score
Gender
Males	12.75±2.71	17.69±2.33	0.001*
Females	13.83±2.69	18.08±1.91	0.001*
Age (years)
≤50	13.10±1.93	18.44±1.32	0.001*
>50	13.83±2.44	17.28±1.88	0.001*
Teaching experience (years)
≤10	13.75±2.91	18.08±2.02	0.001*
>10	12.43±2.18	17.62±1.81	0.001*
Total	13.20±2.73	17.89±2.10	0.001*

*P≤0.05. Wilcoxon signed-rank test. SD=Standard deviation