Table 4 Operative times across the three BMI groups.

From: Impact of body mass index on robotic transaxillary thyroidectomy

 

Total cohort

Group 1 (BMI < 25)

Group 2 (BMI 25–29.99)

Group 3 (BMI ≥ 30)

p value

Less-than-BTT

 Total time

116.02 ± 29.54

115.20 ± 28.94

118.11 ± 28.56

136.59 ± 49.82

0.001*

 Working space time

36.71 ± 14.11

36.27 ± 13.92

38.13 ± 14.63

45.36 ± 14.88

0.001*

 Docking time

4.86 ± 2.64

4.88 ± 2.57

4.78 ± 3.11

4.73 ± 1.52

0.751

 Console time

42.83 ± 18.26

42.53 ± 17.88

43.56 ± 19.07

50.09 ± 25.76

0.018*

BTT

 Total time

142.22 ± 31.52

141.39 ± 32.20

145.99 ± 28.07

145.09 ± 28.85

0.134

 Working space time

38.41 ± 13.95

38.00 ± 13.57

39.62 ± 15.21

44.16 ± 16.64

0.020*

 Docking time

4.67 ± 2.08

4.70 ± 2.14

4.52 ± 1.84

4.58 ± 1.52

0.501

 Console time

62.74 ± 21.43

62.15 ± 21.40

65.37 ± 21.36

64.94 ± 22.05

0.117

  1. All times in minutes; BMI, body mass index in kg/m2; BTT, bilateral total thyroidectomy; *statistically significant at p < 0.05.