The normal range for total bilirubin levels in the blood fluctuates between 0.1 to 1 milligram per deciliter. The normal range for unconjugated bilirubin in the blood is zero to 0.3 milligrams per deciliter. These levels may differ slightly in children and women. Men have higher bilirubin levels than women. Certain foods and medicines also impact these results. In general, a total bilirubin level above 1.9 milligrams per deciliter is deemed elevated.

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