Table 1. Comparison of demographic and baseline characteristics of the patients in the 3 groups .

Variable	Group	Mean ±SD	p
Age (year)	BUP	45.5 ±6.64	0.53
	AZL	44.3 ±5.31
	P	47 ±5.64
BMI (Kg/m2)	BUP	28.6 ±1.8	0.68
	AZL	28.3 ±1.9
	P	27.2 ±1.9