Table 1 Baseline characteristics of the three groups
UBE-TLIF(n = 26) | MIS-TLIF(n = 28) | TLIF(n = 25) | p value | ||
|---|---|---|---|---|---|
Age, years | 59(14.4) | 61.7(13.3) | 60.5(13.9) | NS | |
Gender, F/M | 8/18 | 10/18 | 9/17 | NS | |
Body mass index, kg/m2 | 25.2(0.2) | 25.0(0.7) | 24.8(0.5) | NS | |
Lesion level | |||||
L3/4 | 4 | 5 | 5 | ||
L4/5 | 16 | 18 | 16 | NS | |
L5/S1 | 6 | 5 | 4 | ||
VAS | |||||
For low back pain | 6.5(0.8) | 6.7(0.5) | 6.9(0.7) | NS | |
For leg pain | 7.2(0.8) | 7.3(0.9) | 7.6(0.5) | NS | |
ODI | 63.8(5.3) | 62.3(4.6) | 64.3(6.5) | NS | |
Follow up months | 14.3(3.2) | 12.9(2.0) | 14.0(1.9) | NS | |