Table 3

Correlations between patient-reported PRISM and other patient-reported outcomes at baseline and Y2

VariablesNSpearman correlation coefficientP value
Baseline
 PRISM (patient) versus SIBDQ630.71<0.0001
 PRISM (patient) versus PHQ-963−0.56<0.0001
 PRISM (patient) versus P-SCCAI62−0.58<0.0001
 PRISM (patient) versus RFIPC63−0.71<0.0001
 PRISM (patient) versus WPAI-GH (presenteeism)40−0.540.0003
 PRISM (patient) versus WPAI-GH (absenteeism)38−0.380.0186
 PRISM (patient) versus WPAI-GH (total work productivity)38−0.480.0022
 PRISM (patient) versus WPAI-GH (total activity)60−0.65<0.0001
Y2
 PRISM (patient) versus SIBDQ330.74<0.0001
 PRISM (patient) versus PHQ-933−0.480.0044
 PRISM (patient) versus P-SCCAI33−0.67<0.0001
 PRISM (patient) versus RFIPC33−0.82<0.0001
 PRISM (patient) versus WPAI-GH (presenteeism)22−0.410.0614
 PRISM (patient) versus WPAI-GH (absenteeism)22–*
 PRISM (patient) versus WPAI-GH (total work productivity)22−0.410.0614
 PRISM (patient) versus WPAI-GH (total activity)32−0.550.0012
  • *Absenteeism was 0% at Y2.

  • PHQ-9, Patient Health Questionnaire; PRISM, Pictorial Representation of Illness and Self Measure; P-SCCAI, Patient mModified Simple Clinical Colitis Activity Index; RFIPC, Rating Form of IBD Patient Concerns; SIBDQ, Short Inflammatory Bowel Disease Questionnaire; WPAI-GH, Work Productivity and Activity Impairment General Health; Y2, year 2.