INAIL open data on workplace accidents 2020-2024 (release of 30 April 2025), four macro-regions

Copy of the INAIL open data on workplace accidents (“Infortuni sul lavoro”), release of 30 April 2025 (accidents occurred in 2020-2024), downloaded from the INAIL open-data portal (https://dati.inail.it/portale/it/dataset/infortuni-sul-lavoro.html). The archive contains the four regional files used in the article “Using Italian open data and machine learning to characterise regional patterns in workplace accident outcomes” (NordOvestAT.csv, NordEstAT.csv, CentroAT.csv, SudAT.csv; semicolon-separated). INAIL publishes a rolling five-year window, so this copy preserves the exact release analysed. The data are redistributed unchanged under the Creative Commons Attribution 4.0 licence; © INAIL. SHA-256 checksums of the files are listed in the README of the analysis code.