Table 2 Comparison between different values of VAS for axial neck pain
From: Posterior longitudinal ligament resection in anterior cervical discectomy
Min | Max | Mean ± Std Dev | 95% CI | p value | |
|---|---|---|---|---|---|
Preoperative VAS for axial neck pain vs early postoperative VAS for axial neck pain | 6.0 | 9.0 | 7.44 ± 0.951 | 7.176–7.704 | < 0.001 |
2.0 | 6.0 | 3.96 ± 0.90 | 3.648–4.272 | ||
Preoperative VAS for axial neck pain vs late postoperative VAS for axial neck pain | 6.0 | 9.0 | 7.44 ± 0.951 | 7.176–7.704 | < 0.001 |
0.0 | 3.0 | 1.34 ± 0.717 | 1.141–1.539 | ||
Early postoperative VAS for axial neck pain vs late postoperative VAS for axial neck pain | 2.0 | 6.0 | 3.96 ± 0.90 | 3.648–4.272 | < 0.001 |
0.0 | 3.0 | 1.34 ± 0.717 | 1.141–1.539 |