Table 2.

The comparison of the pre- and post-class test scores of the PBL–CBL group vs. the traditional group (for all participants)

Item	PBL–CBL group (N = 276)	Traditional group (N = 293)	T	P value
Total pre-class score	52.76 ± 11.778	67.03 ± 8.506	16.483	<0.001
Pre-class basic knowledge score	31.28 ± 13.435	38.25 ± 17.104	5.422	<0.001
Pre-class case analysis score	21.48 ± 13.899	28.78 ± 18.779	5.291	<0.001
Total post-class score	70.51 ± 14.561	71.97 ± 9.096	1.423	0.155
Post-class basic knowledge score	38.33 ± 18.808	40.49 ± 18.869	1.370	0.171
Post-class case analysis score	29.18 ± 20.043	31.47 ± 19.190	1.388	0.165