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Table 2 Study Outcomes

From: Implementation of a Smartphone application in medical education: a randomised trial (iSTART)

Outcome

Smartphone Application

No Intervention

Mean Difference

P-Value

Intention to Treat Analyses (Multiple Imputation)

 Mean overall score (points) (SD)

56.1 ± 14.5

52.2 ± 10.3

3.5

0.221

 Absolute change in overall score (points) (SD)

14.5 ± 8.9

9.4 ± 11.6

5.0

0.031

 Mean total time (minutes) (SD)

62.2 ± 20.4

70.8 ± 21.3

8.5

0.082

 Mean time per question (seconds) (SD)

41.2 ± 14.5

46.9 ± 13.6

5.7

0.082

Complete-Case Analyses

 Mean overall score (points) (SD)

56.1 ± 12.9

52.2 ± 9.4

3.9

0.172

 Absolute change in overall score (points) (SD)

14.6 ± 7.4

9.6 ± 10.5

5.0

0.032

 Mean total time (minutes) (SD)

61.5 ± 19.7

71.5 ± 18.7

10.0

0.042

 Mean time per question (seconds) (SD)

41.0 ± 13.2

47.7 ± 12.5

6.7

0.042

  1. SD Standard Deviation
  2. 1Estimates obtained by pooling results across 20 multiply imputed data sets
  3. 2Student’s T Test