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Table 3 Statistical correlation (Spearman-Rho, two-tailed)

From: Histological analysis of surgical lumbar intervertebral disc tissue provides evidence for an association between disc degeneration and increased body mass index

  Statistic HDS-NP HDS-AF age weight height BMI
HDS-NP coefficient of correlation 1.000 .328** .051 .233** .154* .222**
  level of significance . .000 .155 .000 .018 .001
HDS-AF coefficient of correlation .328** 1.000 -.002 .124 -.027 .177**
  level of significance .000 . .949 .071 .694 .010
age coefficient of correlation .051 -.002 1.000 -.072 -.320** .172**
  level of significance .155 .949 . .254 .000 .006
weight coefficient of correlation .233** .124 -.072 1.000 .662** .820**
  level of significance .000 .071 .254 . .000 .000
height coefficient of correlation .154* -.027 -.320** .662** 1.000 .157*
  level of significance .018 .694 .000 .000 . .013
BMI coefficient of correlation .222** .177** .172** .820** .157* 1.000
  level of significance .001 .010 .006 .000 .013 .
  1. **. correlation on the p = 0.01 level of significance
  2. *. correlation on the p = 0.05 level of significance