Table 2.

Range of total homocysteine in different diagnosis groups and the correlation between methods.

Diagnosis group	N	Total homocysteine (μmol/L) Median (interquartile range)		Wilcoxon signed rank test p-value
		Immunoassay	Ion exchange chromatography
Cerebrovascular	41	10.87 (9.74–12.53)	10.00 (9.00–14.00)	0.131
Ischaemic stroke	36	10.78 (9.67–11.89)	10.50 (9.00–13.00)	0.215
Haemorrhagic stroke	1	N/A	N/A	N/A
Transient ischaemic attack	4	14.51 (10.91–17.87)	13.50 (10.00–17.75)	0.465
Neurologya	29	11.72 (8.89–14.39)	12.00 (8.00–15.00)	0.309
Cardiovascular	8	10.87 (8.76–13.76)	10.50 (7.25–12.75)	0.069
Metabolic	5	12.49 (9.60–56.39)	13.00 (8.00–59.50)	0.686
Psychiatry	1	N/A	N/A	N/A
No definite diagnosis	7	10.91 (9.44–12.20)	11.00 (8.00–11.00)	0.31

^aExcept cerebrovascular diseases.