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Table 1 Patient demographics and operative data among the operated patients (n = 24)

From: Does minimally invasive transforaminal lumbar interbody fusion (MIS-TLIF) influence functional outcomes and spinopelvic parameters in isthmic spondylolisthesis?

Patient demographics
  n = 24
Sex
Male 4 (16.7%)
Female 20 (83.3%)
Age (years)
Mean ± SD 40.42 ± 4.65
Median (range) 42 (32–47)
Body mass index (kg/m2)
Mean ± SD 28.12 ± 7.82
Median (range) 29 (19–44)
Comorbidity
HCV
Absent 21 (87.5%)
Present 3 (12.5%)
Smoking
Smoker 1 (4.2%)
Non-smoker 23 (95.8%)
Follow-up (months)
Mean ± SD 19.42 ± 6.26
Median (range) 16 (13–24)
Level of spondylolisthesis
L5–S1 17 (70.8%)
L4–L5 7 (29.2%)
Spinal deformity study group
Grade 2 9 (37.5%)
Grade 3 15 (62.5%)
Operative data
Radiation exposure (min.)
Mean ± SD 3.79 ± 0.83
Median (range) 4 (3–5)
Blood loss (cc)
Mean ± SD 56.45 ± 14.63
Median (range) 52.50 (40–90)
Operation duration (min.)
Mean ± SD 110.20 ± 13.39
Median (range) 110 (90–135)