Table 2 Change in self-efficacy after SBE scenario 1 (musculoskeletal) for combined 2014 and 2018 cohort, where 0 = “not at all”, 1 = “a little”, 2 = “moderately”, 3 = “a lot” and 4 = “totally” confident

1.54 ± 0.57

2.48 ± 0.62

0.94

<  0.001

0 (0%)

126 (80.8%)

30 (19.2%)

156

1.48 ± 0.61

2.45 ± 0.66

0.97

<  0.001

1 (0.6%)

122 (78.7%)

32 (20.6%)

155

1.71 ± 0.65

2.66 ± 0.62

0.95

<  0.001

1 (0.6%)

116 (74.8%)

38 (24.5%)

155

2.04 ± 0.72

2.77 ± 0.71

0.73

<  0.001

4 (2.6%)

99 (63.5%)

53 (34%)

156

1.67 ± 0.69

2.54 ± 0.62

0.86

<  0.001

3 (1.9%)

109 (69.9%)

44 (28.2%)

156

1.56 ± 0.70

2.48 ± 0.61

0.92

<  0.001

2 (1.3%)

118 (75.6%)

36 (23.1%)

156

2.01 ± 0.76

2.78 ± 0.66

0.76

<  0.001

4 (2.6%)

98 (62.8%)

54 (34.6%)

156