Table 1: Individual Measured Values of the Metabolic Bariatric Surgeons As shown in Table 2, the surgical residents measured a mean length of 137 ± 31 cm on the 150 cm task and 159 ± 32 cm on the 180 cmx task. Mean measured length on the 210 cm task was 183 ± 40 cm. In total, the residents estimated the lengths 25 out of 120 times between the 10% margin (21%). MBS surgeon 1 MBS surgeon 2 MBS surgeon 3 MBS surgeon 4 Total 150 cm, n 10 9 10 10 39 Measured, cm 131 ± 25 158 ± 17 156 ± 19 158 ± 10 151 ± 21 Deviaqon, cm -19 ± 25 8 ± 17 6 ± 19 8 ± 10 0.7 ± 21 Deviaqon, % -12 ± 17 5 ± 11 4 ± 13 5 ± 7 0.5 ± 15 Absolute deviaqon, % 15 ± 14 9 ± 8 9 ± 9 7 ± 5 10 ± 10 Between 10% margins 5 of 10 5 of 9 6 of 10 6 of 10 22 of 39 Outside 15% margins 3 of 10 2 of 9 2 of 10 0 of 10 7 of 39 180 cm, n 10 10 10 10 40 Measured, cm 145 ± 24 205 ± 29 168 ± 23 172 ± 21 172 ± 32 Deviaqon, cm -35 ± 24 25 ± 29 -12 ± 23 -8 ± 21 -8 ± 32 Deviaqon, % -20 ± 13 14 ± 16 -7 ± 13 -5 ± 11 -4 ± 18 Absolute deviaqon, % 20 ± 12 17 ± 12 10 ± 10 10 ± 7 14 ± 11 Between 10% margins 3 of 10 3 of 10 7 of 10 5 of 10 18 of 40 Outside 15% margins 6 of 10 5 of 10 2 of 10 3 of 10 16 of 40 210 cm, n 10 10 10 10 40 Measured, cm 176 ± 31 223 ± 32 210 ± 24 221 ± 24 208 ± 33 Deviaqon, cm -34 ± 31 13 ± 32 -0.3 ± 24 11 ± 24 -3 ± 33 Deviaqon, % -16 ± 15 6 ± 15 -0.2 ± 11 5 ± 11 -1 ± 16 Absolute deviaqon, % 19 ± 10 13 ± 9 9 ± 7 10 ± 7 13 ± 9 Between 10% margins 2 of 10 4 of 10 7 of 10 5 of 10 18 of 40 Outside 15% margins 7 of 10 3 of 10 1 of 10 2 of 10 13 of 40 Values are mean ± standard deviajon. MBS = metabolic bariatric surgery 6 119 Laparoscopic small bowel length measurement using a hand-over-hand technique
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