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Parameters associated with serum levels of vitamin B12.
| Parameters | Vitamin B12 Level < 200 pg/mL n = 16 |
Vitamin B12 Level > 200 pg/mL n = 84 |
p-Value |
|---|---|---|---|
| Age (years) | 50.3 ± 23.5 | 45.8 ± 16.2 | 0.35 |
| H. pylori (positive) | 93.8% | 64.6% | <0.05 |
| Gastric atrophy | 6.3% | 2.4% | 0.97 |
| AIFA | 50% | 15.5% | <0.05 |
| APCA | 12.5% | 7.2% | 0.83 |
APCA, anti-parietal cell antibodies; AIFA, anti-intrinsic factor antibodies.
