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Fig. 4 | BMC Medical Informatics and Decision Making

Fig. 4

From: Implementation and comparison of two text mining methods with a standard pharmacovigilance method for signal detection of medication errors

Fig. 4

Frequency of PTs across true positive cases (a) and false positive cases (b). *Composite PTs: Cases in which more than one of the 12 PTs captured the case. #PTs: Several PTs captured less than 10 cases; these have been grouped together in “PTs < 10”. a Only 5 PTs were employed to capture true positives in the test set. b All 12 PTs were employed to capture false positives; however, the majority captured less than 10 cases

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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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