Skip to main content

Advertisement

Table 1 Background and clinical characteristics of the lumbar spinal stenosis patients preoperatively and on 3-month postoperative follow-up time n = 100

From: Accuracy and reproducibility of a retrospective outcome assessment for lumbar spinal stenosis surgery

  Preoperative phase 3-months follow-up
Age (years at operation, mean (SD)) 62.0 (12.0)  
Male/Female (n) 57/43  
BMI (kg/m2) (SD) 29.4 (4.0)  
Marital status (%) 64.4  
In relationship (married or co-habiting)   
Employment status (%), at work 13.9  
Current smoker (%) 20.6  
Number of somatic diseases (mean (SD)) 5.4 (3.2)  
Type of stenosis central/lateral 83/17  
Dural sac area (mean; mm2) the most stenotic level 57.8 (32.5)  
Previous lumbar operation (n) 16  
Time since first back pain episode, years (mean (SD)) 15.8 13.9)  
Oswestry (ODI) % (mean (SD)) 43.9 (15.4) 26.9 (18.6)
VAS, mm (mean (SD)) 33.3 (23.9) 19.1 (22.1)
BDI score (mean (SD)) 10.3 (6.0) 8.0 (5.8)
Walking capacity, metres (mean (SD)) 594 (439)  
  1. ODI = Oswestry disability index scale (0-100)
  2. VAS overall = Visual analogue pain scale (0-100)
  3. BDI = Beck Depression index (0-63)