Table 6

Early postoperative correlations VAS and ODI scores.

MeasureVAS Early PostoperativeODI Early Postoperative
VAS early postoperative
 Pearson correlation10.960a
 P value (2-tailed)<0.001
 N 2323
ODI early postoperative
 Pearson correlation0.960a 1
 P value (2-tailed)<0.001
 N 2323

  • aCorrelation is significant at the 0.01 level (2-tailed).

  • ODI, Oswestry Disability Index; VAS, visual analog scale.