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Table 3 Correlation coefficients among radiographic parameters

From: Sacral incidence to pubis: a novel and alternative morphologic radiological parameter to pelvic incidence in assessing spinopelvic sagittal alignment

  PI SIP SS PT PIA LL
PI -      
SIP 0.96* -     
SS 0.71* 0.72* -    
PT 0.59* 0.53* –0.15 -   
PIA 0.59* 0.64* –0.07 0.92* -  
LL 0.54* 0.54* 0.87* –0.24* –0.18 -
  1. PI pelvic incidence, SIP sacral incidence to pubis, SS sacral slope, PT pelvic tilt, PIA pelvic inclination angle, LL lumbar lordosis
  2. * p < 0.0001