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. 2019 Dec 24;15(1):34–41. doi: 10.1016/j.jds.2019.12.002

Table 1.

Comparisons of mean corpuscular volume (MCV) and mean blood hemoglobin (Hb) and serum iron, vitamin B12, folic acid, and homocysteine levels between 42 burning mouth syndrome (BMS) patients with vitamin B12 deficiency (B12D/BMS patients) and 442 healthy control subjects.

Group MCV (fL) Hb (g/dL)
Iron (μg/dL)
Vitamin B12 (pg/mL) Folic acid (ng/mL) Homocysteine (μM)
Men Women Men Women
B12D/BMS patients (n = 42) 96.7 ± 11.9 12.5 ± 1.1 (n = 11) 12.5 ± 1.1 (n = 31) 77.1 ± 20.8 (n = 11) 84.6 ± 28.4 (n = 31) 168.9 ± 31.4 15.2 ± 5.9 17.1 ± 9.7
aP-value <0.001 <0.001 <0.001 0.002 0.010 <0.001 0.671 <0.001
Healthy control subjects (n = 442) 90.4 ± 3.6 15.1 ± 0.8 (n = 106) 13.5 ± 0.7 (n = 336) 105.2 ± 28.0 (n = 106) 97.8 ± 27.2 (n = 336) 694.2 ± 220.2 14.7 ± 5.7 8.3 ± 2.0
a

Comparisons of means of parameters between 42 B12D/BMS patients and 442 healthy control subjects by Student's t-test.