Supplementary Data for: Knowledge, Attitudes, and Practices (KAP) Regarding Photoprotection Among Medical Students at a Nicaraguan University – A Cross-Sectional Study

This supplementary material accompanies the preprint "Knowledge, Attitudes, and Practices (KAP) Regarding Photoprotection Among Medical Students at a Nicaraguan University: A Cross-Sectional Study" (available on medRxiv). It contains the following elements: Supplementary Material 1: Original Survey Instrument (Spanish version) Supplementary Material 2: Translated Survey Instrument (English version) Supplementary Material 3: Scoring and Normalization Procedure Supplementary Table S1: Scoring System and Normalization of the Survey Instrument Supplementary Table S2: Variable Dictionary for the Photoprotection KAP Dataset (SPSS Format) Supplementary Table S3: Univariate Analysis of Data Completeness and Outlier Detection Supplementary Material 5: Assessment of Normality and Homogeneity of Variances (including Table S4 and Figures S2–S4) Supplementary Table S5: Exploratory Associations Between Individual Photoprotection Behaviors and Composite Scores Supplementary Figure S5: Impact of Specific Photoprotection Practices on KAP Scores Supplementary Material 7: Systematic Literature Review to Contextualize Study Novelty Table S6: Search Strategy and Results Table S7: Geographic Distribution and Characteristics of Included Studies Figure S6: PRISMA Flow Diagram Supplementary Figure S1: Fitzpatrick Scale Reference Image (AI-generated, clinically validated by a board-certified dermatologist) All materials are provided to ensure transparency, reproducibility, and methodological clarity. The content is licensed under Creative Commons Attribution 4.0 International (CC BY 4.0).