Skip to main content

Table 1 Patient demographics

From: Postoperative spinal orthosis may not be necessary for minimally invasive lumbar spine fusion surgery: a prospective randomized controlled trial

  Group A (n = 42) Group B (n = 42) p-value
Age (years, mean ± SD) 69.1 ± 9.1 70.8 ± 8.9 0.645
Sex (female, %) 34 (81.0%) 30 (71.4%) 0.443
BMI (kg/m2, mean ± SD) 26.2 ± 3.2 26.1 ± 3.6 0.985
DEXA (T-score, mean ± SD) -1.0 ± 1.52 -1.1 ± 1.18 0.780
Spinal level, fused (n, %)    0.715
 L2-3 0 (0) 2 (4.8)  
 L3-4 2 (4.8) 3 (7.1)  
 L3-L5 6 (14.3) 7 (16.7)  
 L4-5 26 (61.9) 22 (52.4)  
 L4-S1 6 (14.3) 5 (11.9)  
 L5-S1 2 (4.8) 3 (7.1)  
Medical history (n, %)
 DM 6 (14.2) 12 (28.6) 0.183
 Smoking 7 (16.7) 2 (4.8) 0.156
  1. BMI body mass index, DM diabetes mellitus