Table 1. Demographic profile of subjects.

		Cases (n = 100)	Controls (n = 100)	p-value
Age	18-30 years	26	31	0.434
	31-40 years	38	34	0.556
	41-50 years	36	35	0.883
	Mean ± SD	34.65 ± 9.2	34.81 ± 9.41	0.903
Gender	Female	51	48	0.671
	Male	49	52
BMI	Underweight	0	6	0.029
	Normal BMI	30	45	0.041
	Overweight	55	28	0.0002
	Obese	15	21	0.358
	Mean ± SD	26.61 ± 3.42	25.42 ± 5.37	0.063
VAS	No pain (0)	0	100	-
	Mild pain (1-2)	0	0
	Moderate pain (3-6)	70	0
	Severe pain (7-10)	30	0
	Mean ± SD	5.99 ± 1.09	-	-