Table 3.
Serum folate quartiles (age & gender-specific) | |||||
Q1 | Q2 | Q3 | Q4 | ||
Geometric mean | p for trend1 | ||||
Serum total homocysteine (μmol/L) | 12.4 | 10.3 | 10.2 | 10.1 | <0.001 |
Serum vitamin B12 (pmol/L) | 307.5 | 305.2 | 310.4 | 286.1 | -2 |
1 ANOVA (linear contrasts).
2 Not statistically significant.