Variable | Concentration | P value* | |
---|---|---|---|
 | H. pylori positive | H. pylori negative |  |
 | (n = 80) | (n = 50) |  |
 | Mean ± SD/median (IQR) | Mean ± SD/median (IQR) |  |
Vitamin B12 (pg/mL) | 357 ± 170/350 (240) | 313 ± 136/290 (170) | 0.13 |
Folate (ng/mL) | 4.35 ± 1.89/4.6 (2.85) | 4.42 ± 1.93/4.5 (3.32) | 0.84 |
Homocysteine (μmol/L) | 15.88 ± 8.97/13.84 (8.97) | 16.62 ± 7.82/14.5 (7.62) | 0.24 |