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Table 1 Demographic characteristics, fish consumption and MeHg concentrations in umbilical cord blood

From: Seafood consumption and umbilical cord blood mercury concentrations in a multiethnic maternal and child health cohort

  Total n Ate fish (%) Mean ounces of fish consumed in last month of pregnancy (+/- SD) MeHg concentration in cord blood ≥5 μg/L
Total 100 86.0 (86) 19.8 (3.7) 44.0 (44)
Race**     
Hispanic 18 88.9 (16) 18.8 (15.0) 33.3 (6)
Caucasian 42 88.1 (37) 18.3 (18.8) 42.9 (18)
Japanese 23 91.3 (21) 9.6 (7.4) 56.5 (13)
Chinese 23 82.6 (19) 16.2 (20.0) 34.8 (8)
Filipino 32 75.0 (24)* 13.7 (15.0) 28.1 (9)*
Pacific Islander¶ 48 87.5 (42) 25.7 (34.8)* 43.8 (21)
Birthplace     
United States 65 81.5 (53) 17.4 (20.7) 38.5 (25)
Outside of United States 34 94.1 (32) 23.5 (37.9) 52.9 (18)
Income     
Less than $22,000 20 95.0 (19)* 38.0 (47.7)* 50.0 (10)
$22,000–$47,600 21 71.4 (15) 12.2 (18.5) 38.1 (8)
$47,600–$80,100 22 86.4 (19) 22.5 (23.0) 36.4 (8)
Greater than $80,100 19 89.5 (17) 13.3 (11.1) 47.4 (9)
Missing 18 88.9 (16) 11.9 (13.3) 50.0 (9)
Highest education level achieved   
Less than high school 9 88.9 (8) 32.8 (35.8) 55.6 (5)
High school diploma 39 84.6 (33) 22.8 (36.2) 46.2 (18)
Any college 52 86.5 (45) 15.2 (16.1) 40.4 (21)
Mother’s age     
Less than 23 years 27 77.8 (21) 18.3 (21.9) 33.3 (9)
23 – 27.5 years 23 87.0 (20) 24.7 (31.7) 47.8 (11)
27.5 – 33 years 26 92.3 (24) 19.0 (35.6) 38.5 (10)
Over 33 years 24 87.5 (21) 17.6 (20.2) 58.3 (14)
  1. *p < .05.
  2. **Numbers add up to more than 100 because women could identify with more than one racial group (n = 54).
  3. ¶Pacific Islander includes Native Hawaiian, Samoan, Tongan, and Micronesian.