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Table 1 Descriptive statistics by condition

From: Influences of early diagnostic suggestions on clinical reasoning

Outcome variable

Control condition

Aided condition

Mean initial certainty T1 (SD)

5.68 (1.62)

5.91 (1.53)

Mean initial certainty T2 (SD)

4.96 (2.17)

4.92 (2.12)

Mean change in initial certainty [T2-T1] (SD)

 − 0.72 (1.63)

 − 0.99 (1.72)

% change of initial diagnosis

46.90%

50.00%

Mean certainty for final diagnosis (SD)

5.62 (1.75)

5.71 (1.66)

Mean investigations (SD)

3.15 (2.49)

3.18 (2.41)

  1. Change in initial certainty refers to the difference between the second (T2) and first (T1) measurements of initial certainty; on average, values were negative, indicating a reduction in certainty after participants saw the additional patient information at step 2