Effect of Reinforcement of Oral Health Education Message through Short Messaging Service in Mobile Phones: A Quasi-Experimental Trial

Table 4

Within group comparison of mean OHI scores at each interval.

Groups	Interval	Mean	Standard deviation	value	value
Intervention	At baseline	3.79	1.540	109.211	<0.001
	After 1 month	3.141	1.3248
	After 2 months	2.636	1.1441
	After 3 months	2.319	1.0768
	After 6 months	2.88	1.113
Control	At baseline	3.63	1.393	108.454	<0.001
	After 1 month	3.213	1.3129
	After 2 months	3.382	1.3529
	After 3 months	3.561	1.3861
	After 6 months	3.99	1.464