Table 3 Comparison of VAS between Group T and Group TR without further surgery at different time

Group T (n = 72)

low back pain

2.10 ± 0.96^a

2.38 ± 0.97^a

2.66 ± 1.07^a

3.27 ± 1.02^a

3.33 ± 0.93^a

sciatica

2.10 ± 0.99^a

2.37 ± 0.96^a

2.67 ± 1.07^a

3.21 ± 0.96^a

3.14 ± 0.89^a

Group TR (n = 95)

low back pain

2.16 ± 0.87^a

2.01 ± 0.90^a

1.96 ± 0.78^ab

2.20 ± 0.91^ab

2.13 ± 0.72^ab

sciatica

2.15 ± 0.87^a

2.10 ± 0.91^a

1.98 ± 0.79^ab

2.17 ± 0.91^ab

2.38 ± 0.71^ab

Time F, P

low back pain

sciatica

Group F, P

low back pain

sciatica

Time * Group F, P

low back pain

sciatica