Table 1.

Test results for antirubella IgG by each tested-year and age for 328 465 Korean women tested for rubella IgG antibodies

Test year	15–20 years				21–30 years				31–40 years				41–49 years
	N	E	P	Total	N	E	P	Total	N	E	P	Total	N	E	P	Total
2010	8	48	312	368	1332	2499	13 628	17 459	1640	1601	16 691	19 932	87	102	623	812
	2.2%	13.0%	84.8%	9.4%	7.6%	14.3%	78.1%	14.1%	8.2%	8.0%	83.7%	10.4%	10.7%	12.6%	76.7%	8.6%
2011	25	64	451	540	1717	3024	13 376	18 117	2167	2600	17 668	22 436	120	103	687	910
	4.6%	11.9%	83.5%	13.8%	9.5%	16.7%	73.8%	14.6%	9.7%	11.6%	78.8%	11.8%	13.2%	11.3%	75.5%	9.6%
2012	30	105	439	574	1381	2899	13 388	17 668	2321	3438	19 407	25 166	225	137	1125	1487
	5.2%	18.3%	76.5%	14.7%	7.8%	16.4%	75.8%	14.2%	9.2%	13.7%	77.1%	13.2%	15.1%	9.2%	75.7%	15.8%
2013	23	113	379	515	1195	2491	11 989	15 675	2477	3867	18 106	24 450	135	106	875	1116
	4.5%	21.9%	73.6%	13.2%	7.6%	15.9%	76.5%	12.6%	10.1%	15.8%	74.1%	12.8%	12.1%	9.5%	78.4%	11.8%
2014	35	100	405	540	778	2032	11 793	14 603	2142	3662	17 906	23 710	111	108	919	1138
	6.5%	18.5%	75.0%	13.8%	5.3%	13.9%	80.8%	11.8%	9.0%	15.4%	75.5%	12.4%	9.8%	9.5%	80.8%	12.1%
2015	29	84	398	511	674	2032	11 596	14 302	2407	4361	18 467	25 235	137	91	997	1225
	5.7%	16.4%	77.9%	13.1%	4.7%	14.2%	81.1%	11.5%	9.5%	17.3%	73.2%	13.2%	11.2%	7.4%	81.4%	13.0%
2016	39	79	389	507	651	1887	11 152	13 690	2573	4532	18 304	25 409	142	105	1029	1276
	7.7%	15.6%	76.7%	13.0%	4.8%	13.8%	81.5%	11.0%	10.1%	17.8%	72.0%	13.3%	11.1%	8.2%	80.6%	13.5%
2017	39	78	228	345	779	1985	9922	12 686	2689	4709	17 151	24 549	162	118	1196	1476
	11.3%	22.6%	66.1%	8.8%	6.1%	15.6%	78.2%	10.2%	11.0%	19.2%	69.9%	12.9%	11.0%	8.0%	81.0%	15.6%
Total	228	671	3001	3900	8507	18 849	96 844	124 200	18 416	28 770	143 700	190 886	1119	870	7451	9440
	5.8%	17.2%	76.9%		6.8%	15.2%	78.0%		9.6%	15.1%	75.3%		11.9%	9.2%	78.9%

E, equivocal; N, negative; P, positive.