Table 2.

Serum homocysteine, vitamin B12, and vitamin D levels at all time-points. Post hoc: Wilcoxon sign-rank test (Bonferroni correction).

	Admission	At 3 months	At 6 months	p value
Homocysteine	12.6 ± 3.7	11.6 ± 3.0	10.9 ± 3.0	<0,001	A, B, C
Vitamin B12	155.4 ± 70.9	179.6 ± 71.9	206.6 ± 79.0	<0,001	A, B, C
Vitamin D	30.2 ± 9.0	39.9 ± 12.9	52.2 ± 18.7	<0,001	A, B, C

А: admission versus at 3 months, B: admission versus at 6 months, and C: at 3 months versus at 6 months.