Skip to main content

Table 1 General data

From: Clinical efficacy and radiographic K-rod stabilization for the treatment of multilevel degenerative lumbar spinal stenosis

General data K-Rod(N = 25) Rigid(N = 15) P
Age (years) 66 ± 6.79 61 ± 7.17 0.674
SEX
 Female 12 (48%) 8 (53.33%) 0.752
 Male 13 (52%) 7 (46.66%)
Follow-up (months) 29.48 ± 4. 97 28.26 ± 5. 88 0.483
Operation Time (mins) 289 ± 34.40 307 ± 49.06 0.162
Intraoperative blood loss (mL) 480 ± 270.03 462 ± 294.14 0.845
Postoperative drainage (mL) 340 ± 120.34 332 ± 55.32 0.810
Hospital stay (days) 15 ± 3.50 16 ± 3.35 0.748
Expenses (ten thousands) 11.7 ± 1.29 10.6 ± 1.64 0.018
  1. Note: Data are presented as mean ± standard deviation. P values are based on the t test; P > 0.05 compared with K-Rod and Rigid