Validation of questionnaire on knowledge, attitude, practice of peptic ulcer patients to design pharmacist consultation model

Validated structured questionnaires to assess peptic ulcer patients' Knowledge, Attitudes, and Practices (KAP) are very limited. Therefore, we developed and validated a questionnaire to design a pharmacist counseling model for peptic ulcer patients. By providing appropriate pharmacist counseling. We divided the study into two stages, namely, in the first stage, we designed a questionnaire by developing a framework, compiling question items, measuring the individual item content validity inde