Skip to main content

Table 3 Time course changes of bilateral VAS

From: Characteristics of relief and residual low back pain after discectomy in patients with lumbar disc herniation: analysis using a detailed visual analog scale

 

Before surgery

3 months after surgery

6 months after surgery

1 year after surgery

LBP

 on affected side

46.9 (34.0)*

11.2 (16.0)

12.3 (19.0)

13.8 (20.1)

 on opposite side

17.4 (27.0)

7.20 (13.4)

9.22 (18.3)

12.7 (20.6)

LEP

 on affected side

77.5 (25.2)**

16.6 (21.6)

10.0 (15.4)

8.92 (15.2)

 on opposite side

12.0 (27.5)

5.13 (13.3)

4.53 (11.6)

5.77 (13.0)

LEN

 on affected side

62.7 (32.7)†

13.4 (19.4)

10.7 (15.7)

11.4 (17.6)

 on opposite side

12.3 (28.0)

3.63 (11.6)

3.36 (8.73)

2.74 (12.4)

  1. Reported as mean (SD)
  2. * Significantly higher than LBP on opposite side (t(64) = 6.848, p < 0.001)
  3. ** Significantly higher than LEP on opposite side (t(64) = 14.32, p < 0.001)
  4. † Significantly higher than LEN on opposite side (t(64) = 10.28, p < 0.001)