Accuracy of lung cancer ICD-9-CM codes in Umbria, Napoli 3 Sud and Friuli Venezia Giulia administrative healthcare databases: a diagnostic accuracy study - Montedori, Alessandro; Bidoli, Ettore; Serraino, Diego; Fusco, Mario; Giovannini, Gianni; Casucci, Paola; Franchini, David; Granata, Annalisa; Ciullo, Valerio; Vitale, Maria Francesca; Gobbato, Michele; Chiari, Rita; et al. (BMJ open, 2018)
Keywords: Accuracy; Algorithms; Bias; Codes; Colorectal cancer; Disease; Health risk assessment; Hospitals; Information sources; Lung cancer; Medical diagnosis; Metastasis; Research Methods; Systematic review; Validation studies; Validity; Italy; Sweden; lung cancer; positive predictive value; Icd-9-cm; validity; administrative database; sensitivity and specificity