The IDEEL was developed based on patient input and is the first dry eye PRO questionnaire to formally demonstrate saturation of relevant concepts, therefore supporting its content validity.
Feedback messages were based on patient input considering demographics and their behavior (smoking status, level of physical activity and level of medication adherence).
A robust and valid health outcomes measurement system based on patient input, yielding comparable health information across multiple languages and cultures, can contribute meaningfully to developed evidence-based interventions and health care cost containment.
Evidence of content validity, based on patient (or caregiver) input is one of the key elements required by FDA guidance.
The intervention in this single-arm, pre/post study consisted of a printout of the graphs from the Adjuvant! software program, which presented estimates of the patient prognosis based on patient-specific inputs consisting of age, tumor size and grade, estrogen receptor status, node status, and number of comorbidities.
Evidence of content validity, based on patient (or caregiver) input through concept elicitation interviews and cognitive debriefing interviews, is one of the key components of the FDA's review of clinical outcome assessment (COA) tools.
"Stomach contents (liquid or food) moving upwards towards your throat or mouth" was added, based on patient and expert input, to specify the location of regurgitation.
To obtain insight in the specific preferences of cancer patients, we have developed the 'Cancer patients' health care preferences' questionnaire', based on patients' unrestricted input [ 3].
