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Table 2 Overview of the metric pre- to posttraining results and the expert results

From: Efficacy of standardized training on a virtual reality simulator to advance knee and shoulder arthroscopic motor skills

Test; Task Metric Parameter Residents Pretraining Test (mean) min max SD Residents Posttraining Test (mean) min max SD Wilcoxon: pre-to-posttraining Experts Test (mean) min max SD Mann-Whitney-U: Residents posttraining to experts
Knee: Diagnostic Arthroscopy Time (sec) 254 77 571 133 121 79 219 39 < 0.001 118 71 174 50 0.621
Camera pathway (cm) 145 39 621 127 74 40 191 36 0.001 75 42 113 30 0.767
Knee: Removal of 6 rings Time (sec) 159 77 367 83 97 55 203 40 0.001 65 53 73 8 0.029
Camera pathway (cm) 50 18 174 42 32 12 79 19 0.048 20 14 27 5 0.169
Hook pathway (cm) 107 38 343 76 82 27 350 74 0.067 53 39 84 19 0.243
Knee: Lateral partial meniscectomy Time (sec) 332 128 952 235 149 109 231 35 < 0.001 134 87 191 50 0.408
Camera pathway (cm) 147 53 665 159 70 35 200 35 0.001 87 47 135 35 0.243
Punch pathway (cm) 42 20 77 16 33 17 60 12 0.057 46 22 77 25 0.447
Shoulder (BC): Diagnostic Arthroscopy Time (sec) 439 201 728 189 186 91 425 79 < 0.001 60 31 95 25 < 0.001
Camera pathway (cm) 627 152 3291 694 201 67 385 90 < 0.001 73 25 107 33 0.001
Shoulder (BC): Touching of 5 balls Time (sec) 271 108 704 171 121 58 244 43 < 0.001 66 43 82 16 < 0.001
Camera pathway (cm) 103 21 272 74 48 14 118 25 0.004 28 17 33 7 0.071
Hook pathway (cm) 282 96 1018 233 101 55 286 54 < 0.001 59 33 80 21 0.035
Shoulder (LAT): Diagnostic Arthroscopy Time (sec) 296 96 1026 213 151 77 399 72 0.005 70 51 99 18 < 0.001
Camera pathway (cm) 288 79 1152 237 145 62 385 74 0.004 73 57 81 9 0.003
Shoulder (LAT): Touching of 5 balls Time (sec) 155 50 693 156 61 30 117 21 0.003 42 31 57 11 0.042
Camera pathway (cm) 93 20 444 116 38 16 66 15 0.023 21 15 27 5 0.015
Hook pathway (cm) 182 53 505 122 72 27 144 36 0.005 33 28 38 5 0.003
  1. Complete overview of the results. The metric data are all seperately depicted using the mean, maximum, minimum and standard deviation. The p-value was calculated using the Wilcoxon signed rank test
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