Table 2.

Relationship of Age to Autoantibodies to MDA-LDL and ApoB-Immune Complexes in Different Ethnic Groups

Variable	Age 18–20 (N=33)	Age >20–30 (N=246)	Age >30–40 (N=1157)	Age >40–50 (N=1091)	Age >50–60 (N=816)	Age 60–65 (N=166)	P-Value for age
Black
IgG MDA-LDL, RLU*	5.2 (3.1–7.8)	6.1 (4.6–8.5)	5.8 (4.0–8.4)	6.5 (4.4–9.5)	5.8 (4.1–8.9)	7.0 (4.6–9.1)	0.086
IgM MDA-LDL, RLU*	19.2 (13.4–26.4)	16.7 (13.1–22.9)	16.3 (11.4–21.3)	15.2 (10.8–21.5)	14.4 (9.5–19.8)	13.9 (8.7–19.8)	0.03
IgG ApoB-IC, RLU*	4.4 (2.9–5.2)	4.1 (3.2–5.3)	4.0 (3.2–5.1)	4.4 (3.3–5.5)	4.4 (3.2–5.6)	4.5 (3.4–5.8)	0.002
IgM ApoB-IC, RLU*	4.4 (2.7–7.2)	3.7 (2.9–5.7)	3.8 (2.5–5.6)	3.2 (2.2–5.1)	2.8 (1.6–3.4)	2.2 (1.6–3.4)	<0.001
White
IgG MDA-LDL, RLU*	3.7 (3.3–6.4)	3.8 (2.8–5.8)	4.3 (3.0–6.3)	4.0 (2.9–7.1)	4.1 (2.9–5.8)	5.5 (3.2–8.2)	0.11
IgM MDA-LDL, RLU*	16.9 (14.4–25.1)	16.9 (10.7–23.3)	16.4 (11.5–22.1)	15.6 (11.1–22.0)	14.4 (10.4–20.2)	12.3 (9.2–18.3)	0.16
IgG ApoB-IC, RLU*	3.9 (2.8–4.5)	3.8 (3.1–4.5)	3.9 (3.0–4.8)	4.1 (3.2–5.3)	4.2 (3.3–5.1)	4.5 (3.7–5.4)	0.068
IgM ApoB-IC, RLU*	4.5 (3.6–5.0)	3.8 (2.9–5.7)	3.7 (2.6–4.9)	3.2 (2.2–4.6)	2.7 (1.6–4.0)	2.3 (1.6–3.6)	<0.001
Hispanic
IgG MDA-LDL, RLU*	2.9 (−)	4.6 (3.3–6.8)	4.8 (3.2–7.4)	4.5 (2.8–6.6)	5.2 (3.3–8.4)	5.8 (3.4–7.8)	0.28
IgM MDA-LDL, RLU*	17.2 (−)	16.3 (12.0–22.0)	16.3 (12.8–22.4)	15.5 (10.2–20.8)	12.7 (9.7–17.3)	10.7 (7.2–16.8)	0.007
IgG ApoB-IC, RLU*	6.1 (−)	3.9 (3.2–4.9)	4.0 (3.2–5.2)	4.2 (43.2–5.3)	4.1 (3.3–5.7)	3.9 (3.0–6.0)	0.17
IgM ApoB-IC, RLU*	4.5 (−)	4.4 (2.9–6.5)	4.5 (3.1–6.2)	3.9 (2.4–5.4)	3.0 (2.2–4.2)	3.9 (1.7–4.3)	<0.001

^*Values represent RLU X 1000. The Hispanic age group 18–20 years old had only 2 subjects.