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Association of APCA and AIFA with H. pylori infection.
| APCA and AIFA |
H. pylori status |
Contingency coefficients | |
|---|---|---|---|
| Positive n = 81 |
Negative n = 19 |
||
| APCA | |||
| Positive n = 8 | 8 | 0 | Phi = 1 |
| Negative n = 73 | 73 | 0 | |
| AIFA | |||
| Positive n = 15 | 15 | 0 | Phi = 1 |
| Negative n = 66 | 66 | 0 | |
APCA, anti-parietal cell antibodies; AIFA, anti-intrinsic factor antibodies.
