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Table 2 Sample size calculation for Key Feature Problems outcomes, and student self evaluation scores

From: Virtual patients design and its effect on clinical reasoning and student experience: a protocol for a randomised factorial multi-centre study

Key Feature problems Student self reported Evaluation scores  
   Branching Total    Branching Total
   No Yes     No Yes  
Feedback No 22 22 44 Feedback No 28 28 56
  Yes 22 22 44   Yes 28 28 56
Total   44 44 88 Total   56 56 112