Correlates of serum lipoprotein (A) in children and adolescents in the United States. The third National Health Nutrition and Examination Survey (NHANES-III)

Table 4 Selected percentiles of lipoprotein(a) distributions and prevalence of concentrations > 30 mg/dL in children aged 4–11 years by ethnic group and birth-weight: NHANES-III, 1988–1994.

Ethnic group	Age (yrs)	Lipoprotein(a) mg/dL		N
	Birth Weight	Median 50	Percent > 30 mg/dL
Nonhispanic white
	<2500 gm	12	15.0	32
	2500–4100 gm	10	18.8	441
	>4100 gm	7	20.2	43
Nonhispanic black
	<2500 gm	32	52.5	115
	2500–4100 gm	32	53.3	702
	>4100 gm	29	56.4	44
Mexican American
	<2500 gm	3	8.2	45
	2500–4100 gm	8	21.0*	573
	>4100 gm	5	20.1*	57

* Indicates within group statistically significant association of Lp(a) > 30 mg/dl with birth weight using birth weight < 2500 gm as the reference value. Significance level was set at < 0.05.

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