Table 1

PT characteristics of 83 PTs with relapsed MM

A. CharacteristicNo. of PTs
Male61 (73%)
Stage III (Salmon and Durie classification)77 (93%)
IgG monoclonal protein43 (52%)
IgA monoclonal protein25 (30%)
κ light chain61 (73%)
Prior HDT60 (72%)
No. of HDT cycles > 126 (31%)
B. Characteristic (normal range)Median (range)
Age (yrs)59 (34–86)
No. of pretreatment chemotherapy cycles7 (3–30)
Hemoglobin (12–17 g/dl)11.6 (7.3–15)
Platelets (150–450/nl)200 (11–544)
Serum albumin (30–50 g/liter)41 (26–59)
Serum calcium (2.1–2.65 mmol/liter)2.39 (1.72–2.89)
Serum β2-microglobulin (≤2.5 mg/liter)3.2 (1.3–96.8)
Serum C-reactive protein (≤5 mg/liter)3.8 (<2–128)