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Table 1 Baseline Participant Characteristics

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

Characteristic

Smartphone Application (n = 40)

No Intervention (n = 40)

Total

P-Value

General and Academic characteristics

 Mean Age (years) (SD)

25.6 ± 2.7

24.9 ± 1.5

25.3 ± 2.2

0.181

 Female sex (n, %)

27 (67.5%)

21 (52.5%)

48 (60%)

0.252

 Median time in medical school (years) (IQR)

6 (6–7)

6 (6–7)

6 (6–7)

0.351

 Campus Valparaiso (n, %)

28 (70%)

28 (70%)

56 (70%)

12

 Course repetition (n, %)

10 (25%)

8 (20%)

18 (22.5%)

0.791

 Median number repetitions (IQR)

1.5 (1–3)

1 (1–3)

1 (1–3)

0.263

 Internal Medicine Internship Grade (SD)

6.3 ± 0.4

6.3 ± 0.4

6.3 ± 0.4

0.841

 Internal Medicine Undergraduate Examination Grade (SD)

5.4 ± 0.7

5.4 ± 0.7

5.4 ± 0.8

0.911

Experience with Smartphones

 Median time using smartphones (years) (IQR)

4 (3–5)

4 (3–6)

4 (3–6)

0.891

 Smartphone use in clinical practice (n, %)

34 (85%)

33 (82.5%)

67 (83.7%)

12

 Smartphone use for academic purposes (n, %)

16 (40%)

15 (37.5%)

31 (38.8%)

12

Operating system (n, %)

 Android®

25 (62.5%)

26 (65%)

51 (63.8%)

12

 iOs®

15 (37.5%)

14 (35%)

29 (36.2%)

 

Performance in Baseline Test

 Mean overall score (SD)

40.3 ± 11.0

41.8 ± 11.2

41.1 ± 11.1

0.531

 Mean total time (minutes) (SD)

65.2 ± 26.3

66.0 ± 28.0

65.6 ± 27.0

0.891

 Mean time per question (seconds) (SD)

44.3 ± 18.6

45.5 ± 21.7

44.9 ± 20.1

0.801

  1. 1Student’s T Test. 2Fisher’s Exact Test3Mann-Whitney U TestSD: Standard Deviation. IQR: Interquartile range