Validating a patient-satisfaction questionnaire about professional advice received for minor illness in community pharmacies

Analysing the evidence regarding the validity and reliability of a patient-satisfaction questionnaire about professional advice received for minor illness in Argentinean community pharmacies. This was a descriptive, cross-sectional study. All patients or their caregivers who visited the pharmacies during the study period (March and April, 2006) and knew how to read and write were included. 289 questionnaires were completed. Factorial analysis revealed one single component explaining 52.2 % of total variance. A 0.89 Cronbach's alpha coefficient was obtained. Patients made additional comments on 87 questionnaires (30.1 %) concerning the quality of care received and other aspects. By presenting evidence of content validity, validity as internal structure and reliability the questionnaire could assess patient-satisfaction with the advice received for minor illness in Argentinean community pharmacies.