Reference Range

Adult Male:

18 – 29 years 8.4 – 29.3 ug/L

30 – 39 years 7.7 – 21.3 ug/L

40 – 49 years 7.0 – 18.3 ug/L

50 – 68 years 7.6 – 14.9 ug/L

>68 years Not established

Adult Female

18 – 29 years 4.7 – 17.8 ug/L

30 – 39 years 5.3 – 19.5 ug/L

40 – 49 years 5.0 – 18.8 ug/L

50 – 76 years 5.6 – 29.0 ug/L

>76 years Not established

Pediatric Male:

<6 years Not established

6 – 9 years 41.0 – 134.6 ug/L

10 – 13 years 43.8 – 177.4 /L

14 – 17 years 13.7 – 128.0 ug/L

Pediatric Female:

<6 years Not established

6 – 9 years 41.0 – 134.6 ug/L

10 – 13 years 24.2 – 154.2 ug/L

14 – 17 years 10.5 – 75.2 ug/L