Nicola Rosaasen|Jeff Taylor|David Blackburn|Rahul Mainra|Ahmed Shoker|Holly Mansell
Development and Validation of the Kidney Transplant Understanding Tool (K-TUT)
Saskatchewan Health Authority|University of Saskatchewan|University of Saskatchewan|Saskatchewan Health Authority|University of Saskatchewan|Saskatchewan Health Authority|University of Saskatchewan|University of Saskatchewan|Saskatchewan Health Authority
background several educational interventions designed improve patient knowledge kidney transplantation however evaluation interventions difficult validated instruments measure knowledgebased outcomes population developed objective create tool measure patient knowledge kidney transplantation evaluate validity methods kidney transplant understanding tool ktut created using stepwise iterative process experts field transplant recipients consulted establish content validity ktut consists 9 truefalse 13 multiplechoice questions scores based number correct answers yesno format 69 items questionnaire piloted study also measured health literacy via short test functional health literacy transplant candidates whereas main survey mailed transplant recipients testretest performed completed surveys analyzed internal consistency construct validity floor ceiling effects reproducibility results surveys offered 106 pretransplant patients 235 posttransplant period response rates 387 41106 634 149235 respectively mean corrected scores 531 85 77 562 63 81 respectively testretest performed 20 cohorts percent agreement ranged 70 100 pretransplant group 66 100 posttransplant group cronbach ranged 0794 0875 cohorts indicating favorable internal consistency increased health literacy pretransplant group significantly associated increased knowledge r 052 p lt 0001 suggestive construct validity absence floor ceiling effects positive majority transplant recipients 98148 67 believed questionnaire adequately assessed transplant knowledge quarter 36148 243 unsure 85 126148 agreed questions removed conclusions although study warranted assess psychometric properties ktut appears promising tool measure transplant knowledge