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In this paper, we present the validation of a simple, 6-level qualitative scale to gauge the clinical findings of LPR. It has been previously published in Polish as the Warsaw Scale.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>In the study, we enrolled 100 patients with voice problems who had registered in our clinic, and we performed an extended battery of diagnostic tests for LPR, together with 24-h pH monitoring.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>The Warsaw Scale significantly outperformed other instruments in both predicting LPR status and correlating with pH measurements. Moreover, the rating provided by the scale showed a strong association with patient-reported symptoms.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>The data indicate that the Warsaw Scale could be used as an affordable, consistent, and effective diagnostic and monitoring tool for LPR.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00405-021-06989-x","type":"journal-article","created":{"date-parts":[[2021,8,6]],"date-time":"2021-08-06T12:02:36Z","timestamp":1628251356000},"page":"4883-4892","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["A simple qualitative scale for diagnosis of laryngopharyngeal reflux: high correlations with pH measurements and disease severity. The usefulness of the Warsaw Scale in LPR diagnostics compared to other diagnostic tools"],"prefix":"10.1007","volume":"278","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3737-5730","authenticated-orcid":false,"given":"E.","family":"Wlodarczyk","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A.","family":"Domeracka-Kolodziej","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3407-2355","authenticated-orcid":false,"given":"B.","family":"Miaskiewicz","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7141-9851","authenticated-orcid":false,"given":"H.","family":"Skarzynski","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4978-1915","authenticated-orcid":false,"given":"P. 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