Table 5

Relationships between MTHFR genotype and measures of folate status

GenotypeRBC folate (ng/ml)Plasma folate (ng/ml)Total dietary folate (μg/day)
MeanSDMeanSDMeanSD
TT 305.8151.011.39.3486.4286.0
CT 263.0142.413.29.8449.3261.3
CC 260.2154.712.79.2439.8253.3
Pa0.030.230.19
  • a All Ps estimated from natural log transformed folate data.