Table 3.

Comparison of item analysis before and after workshop

Item analysis parameter	Preworkshop (n=50)	Postworkshop (n=50)	P
Facility value, n (%)
<20	12 (24)	12 (24)	0.89
20-70	28 (56)	30 (60)
>70	10 (20)	8 (16)
Mean (SD)	42.1 (26.6)	43.3 (24.9)	0.81
Discriminating index >0.15, n (%)	35 (70)	32 (64)	0.52
Nonfunctioning distractors (n=150), n (%)	31 (21)	39 (26)	0.85

SD: Standard deviation