biostudies-literatureUnknown183(1)Van Tiggelen HInternational Skin Tear Advisory Panel (ISTAP)<h4>Background</h4>Skin tears are acute wounds that are frequently misdiagnosed and under-reported. A standardized and globally adopted skin tear classification system with supporting evidence for diagnostic validity and reliability is required to allow assessment and reporting in a consistent way.<h4>Objectives</h4>To measure the validity and reliability of the International Skin Tear Advisory Panel (ISTAP) Classification System internationally.<h4>Methods</h4>A multicountry study was set up to validate the content of the ISTAP Classification System through expert consultation in a two-round Delphi procedure involving 17 experts from 11 countries. An online survey including 24 skin tear photographs was conducted in a convenience sample of 1601 healthcare professionals from 44 countries toThe British journal of dermatology146-154https://www.ebi.ac.uk/biostudies/studies/S-EPMC7384145biostudies-literatureStandardizing the classification of skin tears: validity and reliability testing of the International Skin Tear Advisory Panel Classification System in 44 countries.PMC7384145Pokorna AVan den Bussche KSantos VLCGLeBlanc KVuagnat HLangemo DWilliams AIdensohn PSmet SChang YYDunk AMRomanelli MVan Tiggelen HWoo KTariq GHolloway SBaranoski SBeeckman DGloeckner MKoren EKottner JVan Hecke ACampbell KHevia HOusey KVerhaeghe SKaradag AfalseStandardizing the classification of skin tears: validity and reliability testing of the International Skin Tear Advisory Panel Classification System in 44 countries.<h4>Background</h4>Skin tears are acute wounds that are frequently misdiagnosed and under-reported. A standardized and globally adopted skin tear classification system with supporting evidence for diagnostic validity and reliability is required to allow assessment and reporting in a consistent way.<h4>Objectives</h4>To measure the validity and reliability of the International Skin Tear Advisory Panel (ISTAP) Classification System internationally.<h4>Methods</h4>A multicountry study was set up to validate the content of the ISTAP Classification System through expert consultation in a two-round Delphi procedure involving 17 experts from 11 countries. An online survey including 24 skin tear photographs was conducted in a convenience sample of 1601 healthcare professionals from 44 countries to2020-01-01T00:00:00Z2020 Jul2026-07-15T23:42:23.285Z2025-04-19T23:03:11.502ZS-EPMC73841453160561810.1111/bjd.18604