Educational video-assisted versus conventional informed consent for trauma-related debridement surgery: a parallel group randomized controlled trial

Table 2 Baseline and post-education knowledge scores

Knowledge score	Control (n = 72)		Intervention (n = 70)		p-value^d
	Mean	Standard Deviation	Mean	Standard Deviation
Baseline	50.83	18.67	53.86	16.44	0.308
Post-education	61.67	18.39	72.57	16.21	< 0.001
^cDifference	10.83	11.23	18.71	16.76	0.001^a
	Number (%)		Number (%)
≦10	49 (68.06)		31 (44.29)		0.001^b
20	16 (22.22)		15 (21.43)
≥ 30	7 (9.72)		24 (34.29)

ISSN: 1472-6939