Table 4 Consumption of food in g/month in the two clusters, identified by the k-means procedure.

From: Exposure profiles in pregnant women from a birth cohort in a highly contaminated area of southern Italy

 

Cluster 1 (N = 84)

Low exposure

Cluster 2 (N = 77)

High exposure

p value*

Mean (SD)

Median (25–75%)

Mean (SD)

Median (25–75%)

Total fish

708.3 (784.8)

450 (150–1125)

929.4 (802.4)

600 (450–1312.5)

0.019

Total meat

1392.7 (1174.4)

1000 (400–1912.5)

1303.2 (1167.7)

900 (450–1600)

0.800

Dairy products

3021.3 (2080.8)

3725 (1393.75–4500)

3314.3 (2097.8)

3750 (1450–5200)

0.377

Eggs

894 (558.8)

800 (800–800)

911.7 (509.9)

800 (800–800)

0.804

Vegetables

4657.4 (2476.4)

4400 (3160–5480)

5453.2 (2820)

5440 (3800–6400)

0.017

  1. *p-values computed for the differences between the two clusters by Mann–Whitney U test. Significant values are in bold.
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