International Scholarly Research Notices / 2011 / Article / Tab 2

Research Article

Persistent Organic Pollutants in Human Milk from Central Italy: Levels and Time Trends

Table 2

Mean (S.D.) and median concentrations (ng/g l.w.) of HCB, p,p′-DDE and PCB in Italian breast milk samples divided into age classes and according to number of births.

ng/g l.w.Maternal age (years)Births
20–2525–3030–3535–40PrimiparaeMultiparae
n = 7n = 17n = 19n = 7n = 37n = 13

HCBMean36.10 (38.52)38.54 (44.31)21.97 (21.20)70.63 (98.29)40.62 (51.52)24.37 (20.37)
Median22.1714.7914.3732.7817.8218.12

p,p′-DDEMean870.80 (815.28)717.08 (402.17)1107.74 (676.15)1548.45 (1448.78)957.77 (774.08)1149.69 (836.40)
Median468.87639.291098.491341.02853.021341.02

PCBMean535.13 (239.88)490.84 (316.96)573.16 (374.78)573.46 (418.84)582.46 (299.04)541.66 (308.63)
Median628.37416.30585.37591.30601.76585.37

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