TABLE 2.
Vitamin B-12 and folate status among Puerto Rican adults1
| Vitamin B-12 status | |||
|---|---|---|---|
| Deficient2 | Not deficient | Total | |
| Plasma folate status | |||
| Deficient3 | 0 | 0 | 0 |
| Not deficient | 114 (8.1) | 1067 (75.8) | 1181 (83.9) |
| High4 | 10 (0.71) | 217 (15.4) | 227 (16.1) |
| Total | 124 (8.8) | 1284 (91.2) | 1408 (100) |
| Intake of folic acid, μg/d | |||
| ≤1000 | 118 (8.9) | 1213 (90.9) | 1331 (99.7) |
| >10005 | 0 | 4 (0.3) | 4 (0.3) |
| Total | 118 (8.9) | 1217 (91.1) | 1335 (100) |
1
n = 1408 for plasma; n = 1335 for dietary intake. Values are n (%).
2
Vitamin B-12 deficiency was defined as <148 pmol/L or MMA > 271 nmol/L.
3
Folate deficiency was defined as <4.53 nmol/L.
4
High plasma folate was defined as >59 nmol/L.
5
The upper limit for folic acid intake is >1000 μg/d.