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. 2020 Jun 16;20:150. doi: 10.1186/s12871-020-01067-x

Table 1.

Biometric data and descriptive data of patients enrolled in the study. Data are presented as median (25th–75th percentile) or numbers (percentage), respectively

Parameter DL
(n 31)
GVL
(n 34)
Mann Whitney U-test
(p-Value)
Gender (male/female) 25/6 25/9 0.50
Age (years) 60 (52–65) 66 (58–75) 0.087
Weight (kg) 83 (75–95) 80 (68–90) 0.207
Height (cm) 178 (172–181) 173 (165–178) 0.038*
Body mass index (kg m−2) 25.7 (24.2–30.8) 25.2 (24.1–29.1) 0.604
ASA n (%):
 I 0 (0%) 1 (3%) 0.824
 II 10 (32%) 9 (26%)
 III 19 (61%) 24 (71%)
 IV 2 (7%) 0 (0%)
Mallampati score n (%):
 I 11 (35%) 14 (41%) 0.819
 II 16 (52%) 14 (41%)
  > II 4 (13%) 6 (18%)
Blade size used n (%):
 size 3 1 (3%) 16 (47%) < 0.001*
 size 4 30 (97%) 18 (53%)
DLT size used n (%):
 35 French 1 (3%) 1 (3%) 0.023*
 37 French 6 (19%) 18 (53%)
 39 French 17 (55%) 10 (29%)
 41 French 7 (23%) 5 (15%)
DLT design used n (%):
 left-sided 31 (100%) 33 (97%) 0.340
 right-sided 0 (0%) 1 (3%)

*Statistically significant