Table 2.

Mean PD, CAL and BI and in the two groups at baseline and at 3 months after the intervention

Group	Variable	Time	Mean	Std. deviation	*P-value
Intervention	PD	Baseline	5.067	0.982	0.000
		3 months	2.653	0.843
		Intra-group difference	2.413	0.8	0.000
	CAL	Baseline	5.24	1.04	0.000
		3 months	3.07	0.61
		Intra-group difference	2.166	0.745	0.000
	BI	Baseline	78.53	9.86	0.000
		3 months	49.80	16.06
		Intra-group difference	28.733	14.424	0.000
Control	PD	Baseline	4.507	1.018	0.000
		3 months	3.340	0.940
		Intra-group difference	1.166	0.654	0.000
	CAL	Baseline	4.66	1.01	0.000
		3 months	3.57	0.92
		Intra-group difference	1.093	0.681	0.000
	BI	Baseline	79.53	10.43	0.000
		3 months	56.26	15.09
		Intra-group difference	23.266	12.892	0.000

*Paired t-test at 0.05 level of significance