Comparison

		Group A (n=20)	Group B (n=20)	Group C (n=20)	Test of Sig	p
Age of patients	Range	28.0–45.0	29.0–55.0	28.0–50.0	F=3.123	0.052
Age of patients	Mean ± SD	37.0 ± 4.80	41.05 ± 7.67	36.45 ± 6.28	F=3.123	0.052
Duration of disease (years)	Range	2.0-10.0	1.0-20.0	2.0-16.0	KWχ2=4.792	0.091
Duration of disease (years)	Mean ± SD	6.15 ± 2.35	8.40 ± 5.21	5.65 ± 3.95	KWχ2=4.792	0.091

Table 1: Comparison among the studied groups according to age of patients and duration of melisma.