Table 3.

Percentage distribution of cases with various numbers of adverse signs as sorted in terms of areas, genders and age

	Group of subjects		Sum of subjects with indicated numbers of adverse signs as percent of total number per group
Line	Name1)	Total number	Numbers of multiple adverse signs						Serum PCB (ng/g lipid) 5% – 95%
			0+1	2+3	4+5	6+7	8+9	10+11
1	POLL all	1008	12.4	32.5	29.6	19.3	5.3	0.7	672 – 9103
2	POLL all M	432	9.9	32.4	29.3	21.7	5.5	0.9	736 – 11745
3	POLL all F	576	14.2	32.6	30.1	17.5	5.2	3.5	632 – 7075
4	POLL yng M	133	15.1A	40.7C	30.8	11.3E	2.2A	-----	545 – 5687
5	POLL old M	299	7.7A	28.7C	28.7	26.4E	6.9A	1.3	1129 – 13801
6	POLL yng F	157	21.1C	40.1D	26.1	9.4C	1.9B	-----	507 – 4141
7	POLL old F	419	11.7C	29.6D	32.3	20.5C	6.4B	-----	818 – 8430
8	BCGR all	1038	27.2	37.3	27.1	8.1	2.1	-----	354 – 1698
9	BCGR all M	402	21.9	40.8	27.6	7.9	1.4	-----	430 – 1992
10	BCGR all F	635	28.9	34.9	25.3	8.1	0.3	-----	321 – 1380
11	BCGR yng M	116	38.2E	47.8A	13.1E	2.6A	-----	-----	343 – 1129
12	BCGR old M	286	15.7E	38.1A	33.9E	9.8A	2.1	-----	587 – 2467
13	BCGR yng F	172	46.2F	35.8	15.1F	2.9C	-----	-----	251 – 1194
14	BCGR old F	463	22.5F	34.8	28.9F	10.4C	3.4	-----	369 – 1578

¹⁾ Abbreviations: POLL = polluted area; BCGR = background pollution area; M = males; F = females; yng = young

²⁾ Statistical significance: p < 0.05 was found between vertical pairs with superscripts A or B, p < 0.01 was found in these with superscripts C or D, and p < 0.001 in these with superscripts E or F