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Table 3 Comparison of pretest and posttest in each group by pair T-test and between groups by students T-test

From: Teaching clinical reasoning to undergraduate medical students by illness script method: a randomized controlled trial

Groups Number Mean ± SD p-value Cohen’s D effect size
Intervention Group
Pretest 50 10.87 ± 2.49 0.0001* 2.04
Posttest 50 15.74 ± 2.47
Control Group
Pretest 50 9.84 ± 2.85 0.0001* 1.99
Posttest 50 14.38 ± 2.59
Pre-test
Intervention Group 50 10.87 ± 2.49 0.083** 0.38
Control Group 50 9.84 ± 2.85
Post-test
Intervention Group 50 15.74 ± 2.47 0.009** 0.54
Control Group 50 14.38 ± 2.59
  1. * Pair t-test, ** Independent t-test