Table 1.

Comparison of the weekly ILI-related claims rate and clinical sentinel surveillance report, 2014–2016.

	ILI claims	Total claims	Number of observations (week)	Rho	P-value*
2014–2016 season
0–6 years of age	244,804	4,857,228	104	0.6350	< 0.001
7–18 years of age	334,639	3,287,888	104	0.6865	< 0.001
19–49 years of age	918,294	12,121,075	104	0.7078	< 0.001
50–64 years of age	582,828	10,748,959	104	0.7735	< 0.001
65 +	493,298	11,638,528	104	0.7208	< 0.001
All	2,573,863	42,653,678	104	0.7328	< 0.001
2014–2015 season
0–6 years of age	116,658	2,387,055	52	0.5529	< 0.001
7–18 years of age	168,546	1,638,138	52	0.6755	< 0.001
19–49 years of age	449,593	6,027,427	52	0.6537	< 0.001
50–64 years of age	289,251	5,272,972	52	0.7455	< 0.001
65 +	250,284	5,730,053	52	0.7234	< 0.001
All	1,274,332	21,055,645	52	0.7001	< 0.001
2015–2016 season
0–6 years of age	128,146	2,470,173	52	0.7057	< 0.001
7–18 years of age	166,093	1,649,750	52	0.7376	< 0.001
19–49 years of age	468,701	6,093,648	52	0.7647	< 0.001
50–64 years of age	293,577	5,475,987	52	0.8283	< 0.001
65 +	243,014	5,908,475	52	0.7732	< 0.001
All	1,299,531	21,598,033	52	0.7774	< 0.001

Since HIRA's age group has been provided differently from KCDC since 2017, only the 2014–2016 data set was used for analysis by age group.

*P < 0.05 is considered statistically significant (indicated by bold text).