Vitamin status | H. pylori positive (n = 80) | H. pylori negative (n = 50) | P value* | |||
---|---|---|---|---|---|---|
 | n | Homocysteine (μmol/L) | P value* | n | Homocysteine (μmol/L) |  |
 |  | Mean ± SD/median (IQR) |  |  | Mean ± SD/median (IQR) |  |
Vit B12 deficient (≤200 pg/mL) | 19 | 15.8 ± 7.3/15.5 (9.2) | 0.68 | 11 | 18.1 ± 7.9/16.2 (7.0) | 0.33 |
Vit B12 normal (>200 pg/mL) | 61 | 15.9 ± 9.5/13.8 (8.2) |  | 39 | 16.2 ± 7.9/14.2 (9.1) |  |
Folate deficient (≤3.5 ng/mL) | 27 | 17.4 ± 7.7/15.3 (11.9) | 0.07 | 18 | 19.6 ± 10.5/17.2 (8.9) | 0.16 |
Folate normal (>3.5 ng/mL) | 53 | 15.1 ± 9.5/13.1 (7.6) |  | 32 | 14.9 ± 5.3/13.9 (5.8) |  |