Table 2

 The number, mean, and related standard deviation (SD) for mercury (Hg) concentrations by selected characteristics for dentate women aged 16–49 years: United States, 1999–2000

CharacteristicnTotal blood Hg‡nUrine Hg§Creatinine adjusted Hg¶
Arithmetic Mean (SD)Geometric Mean (SD)Arithmetic Mean (SD)Geometric Mean (SD)Arithmetic Mean (SD)Geometric Mean (SD)
Corrected Standard Deviation (SD) presented.
Urine Hg and creatinine adjusted values, n = 1626.
Total Hg in blood, n = 1566.
*Information for Education and Alcohol available only on 20–49 year olds.
†A smoker is defined as having a cotinine level of 10 ng/ml or higher.
‡Total mercury in blood (μg/l).
§Urine mercury (μg/l).
¶Creatinine corrected urine (μg/g).
Total15662.02 (3.03)1.04 (1.15)16261.34 (1.77)0.72 (1.14)1.10 (1.13)0.71 (0.96)
Age
    35–49 years4812.29 (3.36)1.26 (1.10)4991.36 (1.76)0.75 (1.13)1.25 (1.16)0.87 (0.91)
    20–34 years6021.94 (2.83)0.96 (1.17)6271.35 (1.76)0.73 (1.14)1.00 (1.08)0.64 (0.95)
    16–19 years4831.15 (2.05)0.60 (1.00)5001.18 (1.86)0.61 (1.13)0.83 (1.18)0.46 (1.04)
Race/ethnicity
    Non-Hispanic black3232.16 (2.58)1.32 (1.03)3391.94 (2.50)1.03 (1.16)1.12 (1.51)0.65 (1.03)
    Mexican American5371.29 (1.70)0.81 (0.96)5531.47 (2.22)0.71 (1.21)1.14 (1.42)0.66 (1.05)
    Non-Hispanic white5291.89 (2.60)0.99 (1.14)5511.20 (1.42)0.68 (1.10)1.08 (1.02)0.72 (0.95)
Pregnant
    Yes2691.78 (2.34)0.93 (1.18)2801.28 (1.52)0.77 (1.05)1.20 (1.09)0.79 (0.97)
    No12952.04 (3.08)1.05 (1.15)13441.34 (1.79)0.72 (1.14)1.09 (1.14)0.71 (0.96)
Education*
    Did not complete high school2942.05 (3.06)1.03 (1.13)3061.50 (2.36)0.69 (1.24)1.08 (1.54)0.61 (1.04)
    Completed high school2491.49 (1.80)0.88 (1.04)2611.21 (1.53)0.66 (1.13)1.02 (1.00)0.67 (0.97)
    Some college5372.39 (3.51)1.23 (1.17)5561.37 (1.66)0.78 (1.11)1.19 (1.03)0.83 (0.89)
Cotinine smoking status†
    Smoker2881.56 (3.49)0.81 (1.04)2880.98 (1.31)0.56 (1.06)0.83 (1.03)0.53 (0.94)
    Non-smoker12282.16 (2.84)1.12 (1.18)12291.45 (1.91)0.78 (1.16)1.19 (1.17)0.79 (0.95)
Alcohol consumption*
    Moderate/heavy drinker403.10 (3.41)1.72 (1.15)401.14 (1.11)0.74 (1.04)1.20 (0.94)0.88 (0.83)
    Light drinker3632.54 (3.69)1.37 (1.13)3771.23 (1.73)0.67 (1.11)1.09 (1.11)0.71 (0.95)
    Abstainer6351.63 (2.33)0.88 (1.09)6541.48 (1.81)0.80 (1.17)1.16 (1.11)0.77 (0.95)
Fish and/or shellfish consumption in past 30 days
    Yes11242.37 (3.29)1.31 (1.09)11661.43 (1.84)0.80 (1.11)1.17 (1.11)0.80 (0.91)
    No3980.67 (0.77)0.44 (0.90)4091.07 (1.46)0.54 (1.19)0.86 (1.09)0.50 (1.04)
Had a dental visit past 12 months
    Yes9642.22 (3.38)1.09 (1.20)10041.37 (1.81)0.75 (1.13)1.15 (1.13)0.77 (0.94)
    No6001.52 (1.87)0.92 (1.01)6191.25 (1.67)0.66 (1.15)0.96 (1.12)0.59 (0.99)