Outcomes and Complications of the Midline Anterior Approach 3 Years after Lumbar Spine Surgery

Table 1

Patient demographics.

Age at surgery	49.2 years
Gender
Women	47%
Men	53%
BMI	29.1
Smokers	17%
Worker’s compensation	16%
Primary diagnosis
DDD	74% (43)
Spondylolisthesis	26% (15)
Number of fusion levels^*
1	28
2	24
3	3
Specific levels
L3/4 or L3-L5	7
L4/5 or L4-S1	28
L5/S1	23
Anterior only	8
Anterior-posterior	50
Posterior approach
Percutaneous	40
Open	18

3 patients not included due to the presence of lumbar disc replacements.