Table 2.
Comparison of laboratory features for metformin-treated and non-metformin-treated groups.
| Laboratory features | MT N (75) | NMT N (75) | P-value |
|---|---|---|---|
| Serum Cbl (pmol/L) median (range) | 222 (337) | 471 (799) | < 0.001 |
| Cbl deficiency (< 210 pmol/L) N (%) | 25 (33%) | 3 (4%) | < 0.001 |
| Fasting serum Hcy (µmol/L) median (range) | 15.3 (19.6) | 9.6 (16.3) | < 0.05 |
| Fasting serum MMA (µmol/L) median (range) | 0.25 (0.61) | 0.13 (0.21) | < 0.05 |
| HbA1c | 7.6 ± 1.1 | 6.7 ± 1.0 | 0.09 |
MT: metformin-treated, NMT: non-metformin-treated, Cbl: cobalamin, Hcy: homocysteine, MMA: methylmalonic acid, N: number, HbA1c: hemoglobin A1c.