Table 1.
Comparisons of mean corpuscular volume (MCV) and mean blood hemoglobin (Hb) and serum iron, vitamin B12, folic acid, and homocysteine levels between 588 oral lichen planus (OLP) patients and 588 healthy control subjects.
| Mean ± SD |
aP-value (Student's t-test) | ||
|---|---|---|---|
| OLP patients (n = 588) | Healthy control subjects (n = 588) | ||
| MCV (fL) | 88.4 ± 8.5 | 90.4 ± 3.8 | <0.001 |
| Hb (g/dL) | |||
| Men | 14.6 ± 1.5 (n = 110) | 15.2 ± 0.8 (n = 110) | <0.001 |
| Women | 12.7 ± 1.3 (n = 478) | 13.5 ± 0.8 (n = 478) | <0.001 |
| Iron (μg/dL) | |||
| Men | 99.1 ± 36.8 (n = 110) | 103.6 ± 27.9 (n = 110) | 0.308 |
| Women | 82.8 ± 30.3 (n = 478) | 96.7 ± 27.4 (n = 478) | <0.001 |
| Vitamin B12 (pg/dL) | 572.9 ± 258.8 | 682.6 ± 231.7 | <0.001 |
| Folic acid (ng/dL) | 12.7 ± 6.2 | 14.7 ± 5.8 | <0.001 |
| Homocysteine (μM) | 9.3 ± 3.6 | 8.2 ± 1.9 | <0.001 |
a
Comparisons of means of parameters between 588 OLP patients and 588 healthy control subjects by Student's t-test.