Table 1.

Population characteristics at baseline [median (range)].

Healthy adults (n = 48)MM (n = 43)MGUS (n = 40)Benign OPO (n = 40)
Sex,1 M/F17/3114/2916/2415/25
Age, years65 (33–84)64 (28–87)64 (40–86)70 (45–83)
No bone disease1 248727
Osteoporosis-like bone involvement1 2231340
Osteolysis1 229
Vertebral fractures1 219740
S-Cr,3 mg/L9.0 (6.0–12.0)10 (4.1–14)9.0 (7.0–14)10 (5.0–14)
S-Ca, mmol/L2.42 (2.32–2.62)2.18 (1.58–3.29)2.36 (2.02–3.13)2.43 (2.26–2.6)
β2, g/LND3.75 (1.4–16.3)1.75 (0.9–4.0)1.6 (1.0–3.9)
t-Prot, g/L71 (62–78)87 (57–143)78 (62–97)73 (62–83)
PCC, %ND40 (0–95)5 (0–20)ND