Table 4.

Analysis of WHO Core Outcome Pharmacovigilance Indicators in six tertiary hospitals in South-South zone of Nigeria^a

Indicator Item	Assessment questions	UCTH	UUTH	UPTH	NDUTH	DELSUTH	UBTH
CO1	Number of signals generated in the last 5 years	0	0	0	0	0	1b
CO2	Number of regulatory notifications issued in the last year	0	0	0	0	0	0
CO3	Number of medicine-related hospital admissions per 1000 admissionsa	1.67	1.65	0.0985	0.3924	No data	0.97
CO4	Number of medicine-related deaths per 1000 persons served by the hospital per year	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data
CO5	Number of medicine-related deaths per 100,000 persons in the population	Only applicable at the level of National Pharmacovigilance Centre
CO6	Average cost (US$) of treatment of medicine-related illness	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data
CO7	Average duration (Days) of medicine-related extension of hospital stay	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data	5.86 days
CO8	Average cost (US$) of medicine-related hospitalization.	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data	Inadequate data

^aCalculated according to data from Table 1, ^b Frequent micturition following use of amlodipine besylate is being evaluated in the centre

UBTH University of Benin Teaching Hospital Benin-City, Edo State; UCTH University of Calabar Teaching Hospital, Calabar Cross-River State, UPTH University of Port Harcourt Teaching Hospital, Port Harcourt, Rivers State; UUTH University of Uyo Teaching Hospital, Uyo, Akwa- Ibom State; DELSUTH Delta State University Teaching Hospital Oghara, Delta State; NDUTH Niger Delta University Teaching Hospital Okolobri, Bayelsa State; ADR Adverse Drug Reaction