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. Author manuscript; available in PMC: 2019 Oct 1.
Published in final edited form as: Head Neck. 2018 May 13;40(10):2246–2253. doi: 10.1002/hed.25323

TABLE 2.

Cohort characteristics

Robotic
approach
Endoscopic
approacha
Endoscopic
approacha
P valueb
No. of patients 7 7 20
Age, mean, years 41.3 +/− 15.8 39.7 +/− 14.5 41.3 +/− 12.2 .42/.41
Female, % 100, 7/7 100, 7/7 80, 16/20 NA/.5
BMI, mean, kg/m2 32.8 +/− 7.2 28.3 +/− 8.1 27.6 +/− 7.5 .15/.06
Largest specimen dimension, median, cm 5.1 (4.4–6.8) 4.5 (3.0–5.3) 5.0 (3.0–7.8) .09/.20

Abbreviations: BMI, body mass index; NA, not applicable.

a

The 2 endoscopic columns represent a division between the first 7 endoscopic cases followed by data on the entire endoscopic cohort (20 cases). As such, all patients in the endoscopic N = 7 column are included in the N = 20 column as well.

b

The first P value represents column 1 versus column 2, with the second representing 1 versus 3.