Table 6

VAS and ODI mean change from baseline to 12 months between BMI categories for the degenerative cohort.

ScaleBMIMCID P a
<30 (n = 39) 30–34.9 (n = 25)35–39.9 (n = 16)>40 (n = 6)
VAS mean change2.2b 2.7b 0.883.75b 20.70
ODI mean change28.74b 21.81b 31.67b 12.20130.37

  • Abbreviations: ANOVA, analysis of variance; BMI, body mass index ; MCID, minimal clinically important difference; ODI, Oswestry Disability Index; VAS, visual analog scale.

  • ↵a One-way ANOVA.

  • ↵b Met MCID.