Table 3.

Serum homocysteine levels of study and control groups ^(a) .

Homocysteine (μmol/L)	Patients n = 40	Control n = 40	Clinical status		P value
2nd day	20.6 ± 9.6	—	Died patients n = 7	20.3 ± 8.2	NS
5th day	21.7 ± 11.1	—	Independent walking n = 15	21.2 ± 10.1	NS
10th day	20.7 ± 9.2	—	Nonwalking n = 18	20.5 ± 7.2	NS
Mean	21.0 ± 0.6**	11.2 ± 1.1	—	—	P < .001

^(a)Mean ± standard deviation, NS: no significant.