Table 1.

Characteristics of patients with MM in the current study

Total number of patients	27
Gender	19 male, 8 female
Age, median (range)	63 (45–82)
Type of MM	IgG (17), IgA (5), light-chain (5)
Stage at diagnosis (International Staging System, ISS)
Ⅰ	2 (8%)
Ⅱ	6 (22%)
Ⅲ	19 (70%)
Bone disease
Stage A	11 (41%)
Stage B/C	16 (59%)
Parameters at baseline
Creatinine clearance >30 mL/min	17 (63%)
Creatinine clearance ≤30 mL/min	10 (37%)
Hb ≥100 g/L	8 (30%)
Hb <100 g/L	19 (70%)
Ca >2.75 mmol/L	5 (19%)
Ca ≤2.75 mmol/L	22 (81%)

Ca, calcium; Hb, hemoglobin; MM, multiple myeloma.