表(2)-14．母乳栄養群における母児の血中ダイオキシン類濃度(TSUKIMORI et al. Chemosphere 2011 $ ^{15} $ )より引用)

Congeners	Mother (n = 9)	Child (n = 14)	Ratio	p-Value $ {}^{a} $
Numbers detected	TEQ concentration (pg TEQ g $ ^{-1} $ lipid)	Numbers detected	TEQ concentration (pg TEQ g $ ^{-1} $ lipid)	Child/Mother
Mean	SD	Min	Max	Mean	SD	Min	Max
2,3,7,8-TetraCDD	7	1.56	0.75	0.50	2.78	3	0.66	0.33	0.50	1.45	0.42	0.017
1,2,3,7,8-PentaCDD	9	8.92	3.29	4.79	15.35	14	4.05	1.54	1.93	5.94	0.45	<0.001
1,2,3,4,7,8-HexaCDD	7	0.30	0.14	0.10	0.48	8	0.19	0.10	0.10	0.40	0.64	0.075
1,2,3,6,7,8-HexaCDD	9	5.44	3.64	2.44	12.30	14	1.95	0.90	0.78	3.75	0.36	<0.001
1,2,3,7,8,9-HexaCDD	9	0.53	0.17	0.38	0.91	12	0.28	0.10	0.10	0.48	0.52	<0.001
1,2,3,4,6,7,8-HeptaCDD	9	0.53	0.17	0.19	0.73	14	0.40	0.11	0.25	0.62	0.75	0.084
OctaCDD	9	0.24	0.10	0.09	0.45	14	0.15	0.03	0.11	0.21	0.63	0.035
2,3,7,8-TetraCDF	6	0.16	0.10	0.05	0.29	3	0.07	0.04	0.05	0.17	0.42	0.049
1,2,3,7,8-PentaCDF	3	0.02	0.01	0.02	0.04	1	0.02	0.01	0.02	0.04	NA	NA
2,3,4,7,8-PentaCDF	9	44.03	52.93	2.28	143.96	14	3.75	4.15	0.97	16.04	0.09	<0.001
1,2,3,4,7,8-HexaCDF	9	3.33	4.35	0.21	11.22	9	0.33	0.35	0.10	1.43	0.10	0.002
1,2,3,6,7,8-HexaCDF	9	1.47	1.49	0.37	4.35	14	0.35	0.17	0.10	0.70	0.24	0.003
1,2,3,7,8,9-HexaCDF	0	0.10	0.00	0.10	0.10	0	0.10	0.00	0.10	0.10	NA	NA
2,3,4,6,7,8-HexaCDF	1	0.14	0.13	0.10	0.49	0	0.10	0.00	0.10	0.10	NA	NA
1,2,3,4,6,7,8-HeptaCDF	7	0.03	0.02	0.01	0.07	8	0.02	0.01	0.01	0.04	0.70	0.345
1,2,3,4,7,8,9-HeptaCDF	0	0.01	0.00	0.01	0.01	0	0.01	0.00	0.01	0.01	NA	NA
OctaCDF	0	0.001	0.00	0.001	0.001	0	0.001	0.00	0.001	0.001	NA	NA
3,3',4,4'-TetraCB(#77)	2	0.001	0.00	0.001	0.002	1	0.001	0.00	0.001	0.001	NA	NA
3,4,4',5-TetraCB(#81)	0	0.002	0.00	0.002	0.002	0	0.002	0.00	0.002	0.002	NA	NA
3,3',4,4',5-PentacB(#126)	9	6.52	2.84	3.18	11.51	10	2.27	1.60	0.50	5.50	0.35	<0.001
3,3',4,4',5,5'-HexaCB(#169)	9	4.12	3.96	0.97	11.19	14	1.00	0.57	0.15	2.18	0.24	<0.001
Total PCDDs TEQ	9	17.53	7.16	9.11	30.74	14	7.68	2.57	4.49	11.20	0.44	<0.001
Total PCDFs TEQ	9	49.30	58.68	3.16	160.52	14	4.76	4.60	1.68	18.46	0.10	0.001
Total coplanar PCBs TEQ	9	10.64	4.98	5.20	19.35	14	3.27	1.81	1.02	6.92	0.31	<0.001
Total TEQ	9	77.47	69.29	17.47	210.61	14	15.71	7.36	7.68	30.86	0.20	<0.001

CDD, chlorinated dibenzo-p-dioxins; CDF, chlorinated dibenzofurans; CB, chlorinated biphenyls.

$ ^{a} $ Wilcoxon signed-rank test. NA, not applicable because many values were under the detection limit. Bold fonts show p < 0.05.

表(2)-15. 母児の血中ダイオキシン類濃度の人工栄養群と母乳栄養群の比較(TSUKIMORI et al. Chemosphere 2011 $ ^{15} $ )より引用)

Congeners	Mothers p-Values a	Children p-Values a
2,3,7,8-TetraCDD	0.119	0.306
1,2,3,7,8-PentaCDD	0.020	0.471
1,2,3,4,7,8-HexaCDD	0.195	0.379
1,2,3,6,7,8-HexaCDD	0.050	0.681
1,2,3,7,8,9-HexaCDD	0.502	0.606
1,2,3,4,6,7,8-HeptaCDD	0.757	0.643
OctaCDD	0.918	0.237
2,3,7,8-TetraCDF	0.003	NA
1,2,3,7,8-PentaCDF	0.020	NA
2,3,4,7,8-PentaCDF	0.010	0.537
1,2,3,4,7,8-HexaCDF	0.013	0.695
1,2,3,6,7,8-HexaCDF	0.030	0.470
1,2,3,7,8,9-HexaCDF	NA	NA
2,3,4,6,7,8-HexaCDF	NA	NA
1,2,3,4,6,7,8-HeptaCDF	0.717	0.915
1,2,3,4,7,8,9-HeptaCDF	NA	NA
OctaCDF	NA	NA
3,3',4,4'-TetraCB(#77)	NA	NA
3,4,4',5-TetraCB(#81)	NA	NA
3,3',4,4',5-PentacB(#126)	0.918	0.380
3,3',4,4',5,5'-HexacB(#169)	0.003	0.681
Total PCDDs	0.039	0.837
Total PCDFs	0.010	0.643
Total coplanar PCBs	0.088	0.440
Total TEQ	0.013	0.797

NA, not applicable because many values were under the detection limit. Bold fonts show p < 0.05.

CDD, chlorinated dibenzo-p-dioxins; CDF, chlorinated dibenzofurans; CB, chlorinated biphenyls.

$ ^{a} $ Mann–Whitney U-test.