Table 4.
Comparison of Hcy, Folate and Vitamin B12 levels in total population (AD + Controls), AD patients and controls
| Total | AD | Controls | |
|---|---|---|---|
| Homocysteine (μmol/l) | |||
| GG | 13.9 (10.8-19.5) | 15.0 (11.4-21.8) | 13.3 (10.5-17.7) |
| GA+AA | 13.1 (10.7-19.9) | 13.2 (11.3-21.3) | 12.1 (10.2-19.1) |
| p-valuea | 0.69 | 0.69 | 0.99 |
| Folate (ng/ml) | |||
| GG | 5.3 (4.2-7.4) | 5.0 (3.8-7.3) | 5.7 (4.5-7.8) |
| GA+AA | 6.1 (4.1-8.5) | 5.5 (3.8-7.0) | 6.3 (4.0-8.5) |
| p-valuea | 0.39 | 0.64 | 0.81 |
| Vitamin B12 (pg/ml) | |||
| GG | 370.0 (272.4-540.0) | 357.8 (268.5-491.6) | 401.0 (292.0-578.4) |
| GA+AA | 389.0 (241.0-538.0) | 359.0 (224.5-550.0) | 396.0 (305.6-499.0) |
| p-valuea | 0.62 | 0.93 | 0.47 |
a
Data are expressed as median (range) and the P-value is obtained by means of Mann-Whitney U test.