Table 6.
Medians (IQR) of the erythrocyte parameters according to the LDH in MM and their isotypes.
| A) All MM (n = 190) |
LDH < median (n = 95) | LDH ≥ median (n = 95) | p |
|---|---|---|---|
| Ht % | 33.00 (9.40) | 30.40 (9.20) | 0.0409 |
| Hb (g/dL) | 11.00 (3.00) | 10.00 (2.40) | 0.3290 |
| MCV (fL) | 92.40 (8.20) | 92.90 (9.70) | 0.9795 |
| RDW % | 14.60 (2.70) | 15.80 (4.40) | 0.0014 |
| B) LCMM (n = 27) |
LDH < median (n = 13) | LDH ≥ median (n = 14) | p |
|---|---|---|---|
| Ht % | 33.20 (12.35) | 31.35 (12.50) | 0.9526 |
| Hb (g/dL) | 10.50 (4.20) | 10.55 (4.55) | 0.7835 |
| MCV (fL) | 90.90 (13.05) | 93.35 (11.85) | 0.9430 |
| RDW % | 14.50 (2.70) | 14.30 (4.85) | 0.8020 |
| C) IgA MM (n = 56) |
LDH < median (n = 28) | LDH ≥ median (n = 28) | p |
|---|---|---|---|
| Ht % | 33.40 (11.40) | 29.95 (6.93) | 0.0655 |
| Hb (g/dL) | 11.05 (3.025) | 9.75 (1.85) | 0.0216 |
| MCV (fL) | 93.15 (5.65) | 92.05 (11.13) | 0.7916 |
| RDW % | 15.30 (3.05) | 17.50 (4.83) | 0.0288 |
| D) IgG MM (n = 107) |
LDH < median (n = 53) | LDH ≥ median (n = 54) | p |
|---|---|---|---|
| Ht % | 32.70 (7.85) | 30.85 (9.65) | 0.2872 |
| Hb (g/dL) | 11.00 (2.90) | 10.25 (3.05) | 0.2117 |
| MCV (fL) | 92.40 (8.50) | 91.00 (9.73) | 0.5564 |
| RDW % | 14.60 (2.35) | 15.60 (3.15) | 0.0100 |
IQR interquartile range, MM multiple myeloma, LDH lactate dehydrogenase, Ht haematocrit, Hb haemoglobin, MCV mean cell volume, RDW red blood cells distribution width.