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Table 1—

Unadjusted mean and geometric mean concentrations of serum insulin* in 1,791 participants aged 12–19 years, National Health and Nutrition Examination Survey 1999–2002

nSerum insulin (pmol/l)
Mean ± SEGeometric mean ± SERange
Aged 12–19 years     
    Males     
        Whites 254 70.63 ± 3.11 60.75 ± 2.12 10.62–358.32 
        African Americans 282 75.20 ± 2.97 65.22 ± 2.43 15.60–283.38 
        Mexican Americans 331 83.42 ± 3.63 70.06 ± 2.39 17.76–478.32 
        BMI percentile     
            <85th 602 55.40 ± 1.15 51.34 ± 1.04 10.62–277.02 
            85th–<95th 142 77.66 ± 4.01 71.06 ± 4.31 4.26–341.58 
            ≥95th 187 133.16 ± 7.13 115.45 ± 5.79 30.90–478.32 
    Females     
        Whites 234 70.78 ± 3.03 63.92 ± 2.64 22.38–345.84 
        African Americans 225 98.47 ± 4.23 83.21 ± 2.71 23.04–473.16 
        Mexican Americans 335 85.21 ± 2.82 74.96 ± 2.27 22.80–450.78 
        BMI percentile     
            <85th 564 64.50 ± 2.19 59.95 ± 2.00 22.38–286.14 
            85th–<95th 136 85.50 ± 3.96 80.44 ± 3.32 31.92–313.14 
            ≥95th 160 135.00 ± 6.58 118.98 ± 4.61 43.32–473.16 
Aged 12–17 years     
    Males 707 72.93 ± 2.53 62.41 ± 1.63 4.26–478.32 
        Whites 184 70.97 ± 3.56 60.92 ± 2.08 10.62–358.32 
        African Americans 218 76.27 ± 3.44 66.58 ± 2.72 15.60–283.38 
        Mexican Americans 255 83.99 ± 4.14 70.71 ± 2.94 17.76–478.32 
        BMI percentile     
            <85th 443 55.47 ± 1.41 51.40 ± 1.31 10.62–277.02 
            85th–<95th 116 76.14 ± 4.16 69.74 ± 4.56 4.26–341.58 
            ≥95th 148 135.91 ± 9.78 117.27 ± 7.85 30.90–478.32 
    Females 676 78.83 ± 2.74 69.23 ± 2.41 22.38–473.16 
        Whites 190 71.34 ± 3.57 63.76 ± 3.10 22.38–345.84 
        African Americans 180 100.73 ± 4.54 85.51 ± 2.75 23.04–473.16 
        Mexican Americans 257 85.63 ± 3.07 75.24 ± 2.27 22.80–450.78 
        BMI percentile     
            <85th 447 65.30 ± 2.69 60.35 ± 2.49 22.38–286.14 
            85th–<95th 101 84.20 ± 4.63 78.64 ± 3.80 31.92–313.14 
            ≥95th 128 142.12 ± 8.00 125.16 ± 5.84 43.32–473.16 
Aged 18–19 years     
    Males 224 70.92 ± 3.66 61.40 ± 2.93 21.24–395.40 
        Whites 70 69.73 ± 5.56 60.29 ± 4.21 21.60–243.54 
        African Americans 64 71.04 ± 5.31 60.22 ± 4.40 21.24–259.32 
        Mexican Americans 76 81.41 ± 6.07 67.78 ± 4.00 28.14–395.40 
        BMI percentile     
            <85th 159 55.19 ± 3.01 51.15 ± 2.48 21.24–151.14 
            85th–<95th 26 84.42 ± 8.72 77.25 ± 8.14 22.14–294.18 
            ≥95th 39 125.16 ± 11.45 110.30 ± 11.27 35.76–395.40 
    Females 184 74.38 ± 2.53 68.19 ± 2.20 26.46–443.34 
        Whites 44 68.34 ± 3.70 64.61 ± 3.38 32.10–129.00 
        African Americans 45 90.27 ± 9.87 75.40 ± 8.17 26.46–260.46 
        Mexican Americans 78 83.96 ± 6.99 74.16 ± 5.16 34.38–443.34 
        BMI percentile     
            <85th 117 61.01 ± 2.60 58.25 ± 2.43 26.46–158.88 
            85th–<95th 35 88.74 ± 5.22 85.11 ± 4.91 46.62–190.32 
            ≥95th 32 111.42 ± 9.11 100.60 ± 8.57 52.56–443.34 
nSerum insulin (pmol/l)
Mean ± SEGeometric mean ± SERange
Aged 12–19 years     
    Males     
        Whites 254 70.63 ± 3.11 60.75 ± 2.12 10.62–358.32 
        African Americans 282 75.20 ± 2.97 65.22 ± 2.43 15.60–283.38 
        Mexican Americans 331 83.42 ± 3.63 70.06 ± 2.39 17.76–478.32 
        BMI percentile     
            <85th 602 55.40 ± 1.15 51.34 ± 1.04 10.62–277.02 
            85th–<95th 142 77.66 ± 4.01 71.06 ± 4.31 4.26–341.58 
            ≥95th 187 133.16 ± 7.13 115.45 ± 5.79 30.90–478.32 
    Females     
        Whites 234 70.78 ± 3.03 63.92 ± 2.64 22.38–345.84 
        African Americans 225 98.47 ± 4.23 83.21 ± 2.71 23.04–473.16 
        Mexican Americans 335 85.21 ± 2.82 74.96 ± 2.27 22.80–450.78 
        BMI percentile     
            <85th 564 64.50 ± 2.19 59.95 ± 2.00 22.38–286.14 
            85th–<95th 136 85.50 ± 3.96 80.44 ± 3.32 31.92–313.14 
            ≥95th 160 135.00 ± 6.58 118.98 ± 4.61 43.32–473.16 
Aged 12–17 years     
    Males 707 72.93 ± 2.53 62.41 ± 1.63 4.26–478.32 
        Whites 184 70.97 ± 3.56 60.92 ± 2.08 10.62–358.32 
        African Americans 218 76.27 ± 3.44 66.58 ± 2.72 15.60–283.38 
        Mexican Americans 255 83.99 ± 4.14 70.71 ± 2.94 17.76–478.32 
        BMI percentile     
            <85th 443 55.47 ± 1.41 51.40 ± 1.31 10.62–277.02 
            85th–<95th 116 76.14 ± 4.16 69.74 ± 4.56 4.26–341.58 
            ≥95th 148 135.91 ± 9.78 117.27 ± 7.85 30.90–478.32 
    Females 676 78.83 ± 2.74 69.23 ± 2.41 22.38–473.16 
        Whites 190 71.34 ± 3.57 63.76 ± 3.10 22.38–345.84 
        African Americans 180 100.73 ± 4.54 85.51 ± 2.75 23.04–473.16 
        Mexican Americans 257 85.63 ± 3.07 75.24 ± 2.27 22.80–450.78 
        BMI percentile     
            <85th 447 65.30 ± 2.69 60.35 ± 2.49 22.38–286.14 
            85th–<95th 101 84.20 ± 4.63 78.64 ± 3.80 31.92–313.14 
            ≥95th 128 142.12 ± 8.00 125.16 ± 5.84 43.32–473.16 
Aged 18–19 years     
    Males 224 70.92 ± 3.66 61.40 ± 2.93 21.24–395.40 
        Whites 70 69.73 ± 5.56 60.29 ± 4.21 21.60–243.54 
        African Americans 64 71.04 ± 5.31 60.22 ± 4.40 21.24–259.32 
        Mexican Americans 76 81.41 ± 6.07 67.78 ± 4.00 28.14–395.40 
        BMI percentile     
            <85th 159 55.19 ± 3.01 51.15 ± 2.48 21.24–151.14 
            85th–<95th 26 84.42 ± 8.72 77.25 ± 8.14 22.14–294.18 
            ≥95th 39 125.16 ± 11.45 110.30 ± 11.27 35.76–395.40 
    Females 184 74.38 ± 2.53 68.19 ± 2.20 26.46–443.34 
        Whites 44 68.34 ± 3.70 64.61 ± 3.38 32.10–129.00 
        African Americans 45 90.27 ± 9.87 75.40 ± 8.17 26.46–260.46 
        Mexican Americans 78 83.96 ± 6.99 74.16 ± 5.16 34.38–443.34 
        BMI percentile     
            <85th 117 61.01 ± 2.60 58.25 ± 2.43 26.46–158.88 
            85th–<95th 35 88.74 ± 5.22 85.11 ± 4.91 46.62–190.32 
            ≥95th 32 111.42 ± 9.11 100.60 ± 8.57 52.56–443.34 
*

To convert from picomoles per liter to units per milliliter, divide by 6.945.

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