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Table 2 Descriptive statistics: mean percent of items performed correctly for the Griev_ing checklist and the communication global rating of the pretest and posttest scores

From: Effect of a simulation-based workshop on breaking bad news for anesthesiology residents: an intervention study

  Pretest (n = 16) Mean (SD) Posttest (n = 16) Mean (SD) Effect size P-value
GRIEV_ING checklist score 55.3 (12.6) 80.7 (11.5) 2.1 < .001
Communication global rating 64.5 (12.9) 84.7 (10.5) 1.7 < .001