Table 1.

Demographic and clinical data for patients with multiple myeloma and control subjects.

	Patients	Control people
Total	45	30
Male/Female	21/24	17/13
Age (year) mean (range)	62 (44–75)	65 (42–84)
ISS
Stage I	12	–
Stage II	18	–
Stage III	15	–

ISS – international staging system.