Change in PROMIS Pain Interference and Pain Behavior scores by clinical sample
*Cancer (group 1, n=51): patients reporting improved global health at follow-up
*Cancer (group 2, n=85): patients reporting worsened global health at follow-up
*RA (group 1, n=60): patients reporting improved global health at follow-up
*RA (group 2, n=92): patients reporting worsened global health at follow-up