BioMed Research International / 2019 / Article / Tab 1

Research Article

Comparative Analysis between Three Different Lumbar Decompression Techniques (Microscopic, Tubular, and Endoscopic) in Lumbar Canal and Lateral Recess Stenosis: Preliminary Report

Table 1

Patient demographics and characteristics.

EndoscopicTubularMicroscopicp value

Number of patients (N=270)1643472
Levels (N=315)  
(1 level/ 2 level/ 3 level)
Average Age (years)53.22±3.561.80±7.8159.32±8.28NS
Gender (male/female)52/11210/2421/51NS
Preoperative VAS(back pain)5.97±2.776.61±2.465.09±2.84NS
Preoperative VAS(Leg pain)7.01± 2.317.38±2.406.47±2.73NS
Preoperative ODI69.8±5.468.6±5.856..3±6.1NS
Spinal canal dimension (mm2)81.67±31.3089.07±40.1693.52±44.80NS
Mean follow up duration (months)6.42±2.686.21±3.546.32±4.82NS
Preoperative serum CPK (IU/L)109.73±46.21107.2±53.1199.11±46.44NS

NS=not significant; BMI= Body Mass Index; VAS=Visual Analogue Scale; ODI=Oswestry Disability Index;
CPK=creatine phosphokinase.