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Table 2 Comparison of success rate, performance score, procedure time, and dissection time according to group allocation, status, and previous clinical experience

From: Impact of simulation-based training in surgical chest tube insertion on a model of traumatic pneumothorax

Groups

 

SIM+ group

(n = 34)

SIM− group

(n = 31)

p

 Success rate (%)

97 %

58 %

<0.001

 Performance score (M ± SD)

16.29 ± 1.82

11.39 ± 3.67

<0.001

 Procedure time (M ± SD)

10 min 19 s ± 2 min 19 s

10 min 7 s ± 2 min 9 s

0.71

 Dissection time (M ± SD)

2 min 1 s ± 1 min 2 s

2 min 37 s ± 1 min 17 s

0.047

Status

 

Senior physicians

(n = 47)

Residents

(n = 18)

p

 Success rate (%)

78.7 %

77.8 %

0.94

 Performance score (M ± SD)

14.32 ± 3.58

13 ± 4.14

0.24

 Procedure time (M ± SD)

10 min 20 s ± 2 min 17 s

9 min 57 s ± 2 min 5 s

0.52

 Dissection time (M ± SD)

2 min 8 s ± 1 min 3 s

2 min 43 s ± 1 min 26 s

0.13

Previous experience

 

Experienced

(n = 23)

Novices

(n = 42)

p

 Success rate (%)

82.6 %

76.2 %

0.54

 Performance score (M ± SD)

14.22 ± 3.18

13.81 ± 4.07

0.66

 Procedure time (M ± SD)

10 min 13 s ± 2 min 29 s

10 min 14 s ± 2 min 5 s

0.98

 Dissection time (M ± SD)

2 min 13 s ± 1 min 7 s

2 min 21 s ± 1 min 14 s

0.65

  1. M mean, SD standard deviation