Open AccessSerum potassium level as a biomarker for acute caffeine poisoning
Author(s) -
Tsuji Tomoatsu,
Morita Seiji,
Saito Takeshi,
Nakagawa Yoshihide,
Inokuchi Sadaki
Publication year - 2020
Publication title -
acute medicine and surgery
Language(s) - English
Resource type - Journals
ISSN - 2052-8817
DOI - 10.1002/ams2.568
Subject(s) - caffeine , potassium , hypokalemia , chemistry , medicine , toxicity , endocrinology , pharmacology , organic chemistry
Receiver operating characteristic (ROC) curve of blood caffeine concentrations higher than 80 mg/L and serum potassium level. Area under the ROC curve, 0.888 (95% confidence interval, 0.756–1.000); sensitivity, 0.919; specificity, 0.818; and cut‐off point, 2.9.
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