Table 1.

Demographic variables.

Variables$$	Group I	Group II	p value∗
Age (years)	29.8 ± 9.7	30.8 ± 6.5	0.97
Gender
Male	12 (48%)	11.0 (44%)	0.7
Female	13 (52%)	14 (56%)	0.7
CBT$	1.3 ± 0.1	1.3 ± 0.1	0.05
PES	13 (2.0)	13 (2.0)	0.62

^∗ p < 0.05 considered as significant using Kruskal-Wallis test for continuous and chi-square test for categorical variable. ^$p value was tested by using one-way ANOVA. ^&Average of observer I and observer II. ^$Parametric data was expressed as mean and SD. ^$$Nonparametric data was expressed as median (IQR).