Table 1.

Baseline (Below Diagonal) and Change Scores (Above Diagonal) Intercorrelations Between Homocysteine (Hcy) and Other Variables

	Hcy	Hcy_2	B12	Folate	Creatinine	GFR	Age	Sex	Education	BMI	TC	LDL	HDL	TG	Albumin	Smoking
Hcy	1	—	−0.09	−0.08	.34*	−.77†	0.21	—	—	0.02	−0.11	−.05	.05 −	−0.08	−.01	—
N			44	44	44	17	44			17	39	39	39	39	0.33
Hcy_2	.98‡	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—
N	117
B12	−.09	−.12	1	.16	−.13	.29	−.27	—	—	−.21	.22	−.06	−.20	.07	−.03	—
N	117	117		44	44	17	44			17	39	39	39	39	39
Folate	−.06	−.06	.16	1	.21	−.33	.05	—	—	.19	−0.05	−.10	.05	.06	−.14	—
N	117	117	117		44	17	44			17	39	39	39	39	39
Creatinine	.64‡	.54‡	−.13	−.22*	1	−.94‡	.38*	—	—	−.17	−.41†	−.24	.20	−.21	−.05	—
N	117	117	117	117		17	44			17	39	39	39	39	39
GFR	−.52‡	−.50‡	−.03	.00	−.63‡	1	−.68*	—	—	.38	.50	.50	.05	−.02	−.21	—
N	55	55	55	55	55		17			17	16	16	16	16	16
Age	.13	.05	.1	−.28†	.17	−.31*	1	—	—	−.21	−.28	.04	−.23	−.07	.18	—
N	117	117	117	117	117	55				17	39	39	39	39	39
Sex	−.20*	−.08	.14	.13	−.41‡	−.17	.001	1	—	—	—	—	—	—	—	—
N	117	117	117	117	117	55	117
Education	.03	−.12	.19*	.06	.11	−.06	.07	−.14	1	—	—	—	—	—	—	—
N	117	117	117	117	117	55	117	117
BMI	.01	.01	.21	.04	.10	.28	−.17	.02	.05	1	−.33	−.06	.63*	−.21	−.82†	—
N	55	55	55	55	55	55	55	55	55		16	16	16	16	16
TC	−.02	−.07	.04	−.09	−.11	.10	.04	.33†	−.09	.23	1	.30	.24	.29	.43†	—
N	110	110	110	110	110	54	110	110	110	54		39	39	39	39
LDL	.06	.02	.01	−.11	.10	.01	−.04	.16	−.06	.26	.89‡	1	−.16	.16	−.08	—
N	111	111	111	111	111	55	111	111	111	55	110		39	39	39
HDL	−.17	−.16	.01	.04	−.39‡	.19	.09	.43‡	−.06	.01	.47‡	.12	1	−.45†	.12	—
N	111	111	111	111	111	55	111	111	111	55	110	111		39	39
TG	.02	−.01	.09	−.05	.01	.09	.07	−.04	−.06	.05	.19*	.07	−.34‡	1	.20	—
N	111	111	111	111	111	.53	111	111	111	55	110	111	111		39
Albumin	.07	.08	−.13	−.04	−.12	−.01	−.12	.13	−.02	.03	.15	.09	.09	.13	1	—
N	111	111	111	111	111	55	111	111	111	55	110	111	111	111
Smoking	.02	−.02	−.11	.14	.08	−.04	−.13	.07	−.20*	.08	.10	.18	−.08	.09	−.04	1
N	104	104	104	104	104	53	104	104	104	53	101	102	102	102	102

P ≤ *.05;

^†.01;

^‡.001.

Hcy_2 = homocysteinemia; GFR = glomerular filtration rate; BMI = body mass index; TC = total cholesterol; LDL = low-density lipoprotein; HDL = high-density lipoprotein; TG = triglycerides.