Table 3.

Medical Student Responses to Seven Point Likert-Scale Items Before and After Introductory Pre-Clinical Service-Learning Elective Class With the Student-Run Free Clinic Project (SRFCP) Average Scores for Each Category: Knowledge, Skills, Attitudes and Self-Efficacy With the Underserved 2001–2010^*

	Pre-test Mean(SD), Median [IQR]	Post-test Mean(SD), Median [IQR]
Matched survey pairs N = 433
Knowledge	3.58(1.23), 3.5[2.0]	4.79(0.92), 4.75[1.0]
Skills	2.26(1.30), 2.0[2.0]	4.64(1.03), 5.0[1.5]
Attitudes	5.78(1.05), 6.0[2.0]	6.11(0.94), 6.0[2.0]
Self-efficacy	4.85(1.28), 5.0[2.0]	5.48(0.91), 5.6[1.2]
Intent-to-treat N = 914
Knowledge	3.79(1.25), 3.75[2.0]	4.36(1.18), 4.5[1.75]
Skills	2.73(1.55), 2.5[3.0]	3.86(1.56), 4.0[3.0]
Attitudes	5.89(1.02), 6.0[2.0]	6.04(0.96), 6.0[2.0]
Self-efficacy	5.02(1.24), 5.2[1.8]	5.31(1.07), 5.4[1]

^*p values all ≤.001 using Wilcoxon signed rank test.

IQR = Interquartile Range