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Table 3 Univariate and multivariate linear regression analysis for the parameters affecting multifidus muscle degeneration score

From: A new equation for correlation of clinical and radiological factors affecting multifidus muscle degeneration in magnetic resonance imaging

  Univariate Multivariate
r P P B (95% CI)
Age (years) 0.371 0.001* 0.136 0.017(0.04–2.27)
BMI (kg/m2) 0.104 0.347
Duration (years) 0.497 < 0.001* 0.028* 0.184(-0.01–0.04)
Sciatica 0.254 0.020* 0.629 0.081(0.02–0.35)
VAS 0.463 < 0.001* 0.015* 0.287(0.06–0.52)
    P < 0.001*/r2 = 0.339
  1. B: Unstandardized coefficients, r: Pearson coefficient, R2 Coefficient of determination
  2. CI confidence interval
  3. *Statistically significant at P ≤ 0.05
  4. All variables with P < 0.05 were included in the multivariate
  5. Equation: MS= 1.154+ (0.017 × Age) + (0.184 × duration years) + (0.081 × Sciatica) + (0.287 × VAS)
  6. Duration and VAS included in the multivariate