Table 3.21: Comparison of students' communication skill, 2 years before and after the intervention and compared with the control group students' communication skill score before intervention after 2 years Difference (score) p Intervention group (n=93) 41, 06± 9, 75 60, 07±11, 18 19, 01 <0, 001 Control group (n=94) 40, 12± 10, 23 48, 76±13, 07 8, 64 <0, 001 p >0, 05 <0, 001 The number of students is very large, the teachers are few so the students practice less (N T.H, Clinical teacher).