Table 2.

Spearman's correlation coefficients between therapeutic prescriptions of oseltamivir and indicators of influenza in national surveillance by region during the 2010‐11 to 2014‐15 seasons

Region	Correlation with AVa			Correlation with AVa Following a RIDTb
	ILIc	Virusd	Goldstein index	ILIc	Virusd	Goldstein index
Region 1	0.89	0.80	0.84	0.80	0.74	0.78
Region 2	0.80	0.63	0.75	0.78	0.70	0.80
Region 3	0.79	0.69	0.74	0.73	0.74	0.78
Region 4	0.77	0.79	0.82	0.73	0.80	0.83
Region 5	0.93	0.66	0.82	0.87	0.65	0.78
Region 6	0.94	0.71	0.81	0.92	0.71	0.80
Region 7	0.89	0.84	0.91	0.80	0.79	0.84
Region 8	0.87	0.85	0.87	0.78	0.80	0.81
Region 9	0.76	0.81	0.84	0.52	0.73	0.73
Region 10	0.80	0.63	0.78	0.64	0.65	0.72

^aAV = Therapeutic oseltamivir prescriptions.

^bRIDT = Rapid influenza diagnostic test.

^cProportion of influenza‐like illness among outpatient visits.

^dProportion of influenza‐positive specimens.