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Table 2 Predictive power of tested variables at univariate and multivariate analysis

From: Spinal cord hypermetabolism extends to skeletal muscle in amyotrophic lateral sclerosis: a computational approach to [18F]-fluorodeoxyglucose PET/CT images

VariableOutcome resultsUnivariate analysisCox regression model
 No. of patientsNo. of deathsMortality rate (%)Hazard ratio95% confidence intervalpHazard ratio95% confidence intervalp
Age
 < 63 years287251 (reference)0.1   
 > 63 years2814502.370.771–7.32   
Psoas volume
 < 3.42813461 (reference)0.17   
 > 3.4288292.170.717–6.550   
Psoas N-SUV
 < 0.42289321 (reference)0.41   
 > 0.422812431.580.53–4.71   
BA4 SUV
 < 5.482814503.381.09–10.550.03   
 > 5.48287251 (reference)   
ALSF score
 < 402810361 (reference)0.57   
 > 402811391.360.46–4.06   
Psoas CV-SUV
 < 6.59%286211 (reference)0.016   
 > 6.59%2815544.231.31–13.62   
Spinal cord N-SUV
 < 0.9228414%1 (reference)0.0011 (reference)0.001
 > 0.922817619.272.5–34.15.171.74–15.38