Skip to main content

Table 1 Baseline characteristics of the patients

From: Effect of quadratus lumborum block on postoperative cognitive function in elderly patients undergoing laparoscopic radical gastrectomy: a randomized controlled trial

   Q group (n=30) C group (n=29) P
Age (years)   71.2±5.3 71.2±5.2 0.467
Sex ratio [case(%)] male 22 (73.3%) 19 (65.5%) 0.514
female 8 (26.7%) 10 (34.5%)  
BMI (kg/m2)   21.6±3.2 22.1±3.3 0.527
ASA [case(%)] I 7 (24.1%) 8 (26.7%) 0.697
II 20 (69.0%) 17 (56.7%)
III 2 (6.9%) 5 (16.6%)
Education (years)   7.2±2.0 7.1±2.2 0.910
Operative time (min)   203.0±58.3 205.7±55.3 0.856
  1. Data are presented as the mean ± SD or number (%). Continuous data were compared by Student's t-test; categorical data were compared by Fisher's exact test; ranked data were compared by Mann-Whitney U test
  2. BMI Body mass index, ASA American Society of Anesthesiologists