Development and validation of an instrument to assess the knowledge of general practitioners and pediatricians about photoprotection and solar radiation.

Background: The knowledge of general practitioners about photoprotection is unknown.

Objectives: To develop and validate an instrument to evaluate the knowledge of general practitioners and pediatricians about photoprotection, gauging the knowledge of these professionals.

Methods: The study followed the steps: (1) Literature identification and item elaboration related to the theme; (2) Content validation; (3) Apparent validation; (4) Construct validation: internal consistency analysis and discriminatory analysis; (5) Reliability analysis.