Skip to main content

Table 1 Characteristics of the patient cohort in two groups

From: Wound infiltration with ropivacaine as an adjuvant to patient controlled analgesia for transforaminal lumbar interbody fusion: a retrospective study

Parameter Ropivacaine group Control group P value
Number of patients 60 52  
Age (years) 57.9 ± 7.7 (41–73) 56.9 ± 7.5
(42–72)
0.529
Gender, males/females 39/21 35/17 0.799
Weight (kg) 67.2 ± 8.2 66.3 ± 8.9 0.581
Height (cm) 167.9 ± 6.5 168.8 ± 6.5 0.472
BMI (kg/m2) 23.8 ± 2.0 23.2 ± 2.1 0.134
Diagnosis    0.775
 LDH 26 32
 LSS 17 16
 LDS 9 12
Operation level    0.790
 L3/4 6 5
 L4/5 25 32
 L5/S1 21 23
Operation time (min) 103.1 ± 15.2 106.5 ± 17.1 0.260
Intraoperative blood loss (ml) 250.6 ± 38.6 258.1 ± 39.7 0.314
Incision length (cm) 6.2 ± 0.7 6.1 ± 0.8 0.299
Postoperative hospital duration (day) 6.9 ± 0.9 7.4 ± 0.9 0.015
  1. LDH Lumbar disc herniation, LSS Lumbar spinal stenosis, LDS Lumbar degenerative spondylolisthesis