Table 1

Baseline characteristics of men ages 65–84 years according to MTHFR genotypea

MTHFR genotypeP
Ala/AlaAla/ValVal/Val
Number42536273
Age (yr)b71.5 (5.3)71.4 (5.5)71.2 (5.3)0.90
Body mass index, kg/m225.5 (3.2)25.5 (3.2)25.2 (2.9)0.75
Smoking statusc0.36
 Current smokers, %29.530.932.9
 Former smokers, %50.950.357.5
 Never smokers, %19.618.89.6
Alcohol intake, g/dayd13.5 (17.4)12.7 (16.4)16.5 (18.4)0.24
Folate intake, μg/dayd201 (61)202 (63)192 (55)0.49
  • a Values in parentheses for variables are SDs.

  • b Range 65–84 years.

  • c Missing data on smoking for 1 of 860 subjects.

  • d Missing data on folate and alcohol intake for 56 of 860 subjects.