Table 1.
Sociodemographic Characteristics and Biochemical Measures in the Total Study Sample, Normal and HHcy Participants.
| Characteristics | Total | Normal | HHcy | p Value |
| Sociodemographic characteristics | ||||
| Age (years) | 63.48 ± 8.54 | 62.55 ± 8.19 | 64.98 ± 8.97 | .131 |
| Gender | ||||
| Male, n (%) | 59 (49.8%) | 25 (33.8%) | 34 (73.9%) | <.001* |
| Female, n (%) | 61 (50.2%) | 49 (66.2%) | 12 (26.1%) | |
| Years of education (years) | 15 (15, 17) | 15 (14, 16) | 16 (15, 17) | .115 |
| Biochemical measures | ||||
| Homocysteine (mmol/L) | 13.41 (11.18, 16.66) | 11.59 (10.26, 13.03) | 18.04 (16.08, 24.43) | <.001* |
| Vitamin B12 (pg/mL) | 286.00 (181.50, 444.50) | 337.00 (227.00, 543.50) | 222.00 (159.25, 296.75) | <.001* |
| Folic acid (ng/mL) | 8.39 (5.82, 12.50) | 9.14 (6.51, 13.90) | 6.66 (4.84, 10.18) | .006* |