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

1.55 ± 0.58

2.41 ± 0.66

0.86

<  0.001

2 (1.5%)

98 (73.1%)

34 (25.4%)

134

1.47 ± 0.61

2.40 ± 0.65

0.93

<  0.001

2 (1.5%)

101 (75.4%)

31 (23.1%)

134

1.67 ± 0.64

2.56 ± 0.63

0.89

<  0.001

1 (0.7%)

96 (71.6%)

37 (27.6%)

134

1.96 ± 0.67

2.74 ± 0.68

0.79

<  0.001

3 (2.2%)

86 (64.2%)

45 (33.6%)

134

1.67 ± 0.56

2.44 ± 0.61

0.77

<  0.001

1 (0.8%)

90 (68.7%)

40 (30.5%)

131

1.56 ± 0.62

2.51 ± 0.73

0.95

<  0.001

2 (1.5%)

100 (74.6%)

32 (23.9%)

134

1.86 ± 0.67

2.67 ± 0.68

0.81

<  0.001

1 (0.7%)

92 (68.7%)

41 (30.6%)

134