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Table 1 Summary of the familial condition of participating pregnant mothers and children (modified from Mise et al. (2019))

From: Oral exposure to lead for Japanese children and pregnant women, estimated using duplicate food portions and house dust analyses

 nMedian (range) or incidence
Pregnant women
 Age (years)8932.2 (22.0–43.0)
 Body weight (kg) in pre-pregnancy8959.6 (42.0–97.0)
 Collected food duplicate portion88 
 Collected drinking water63 
Children
 Age (years)892.4 (1.3–3.4)
Sex
 Boy5460.7%
 Girl3539.3%
Weight at the time of collecting of food duplicates (kg)8812.0 (7.6–17.0)
Collected food duplicate portion88 
Collected drinking water56