Table 1. Demographic and clinical characteristics of the patients.
|
Characteristics |
Number |
|
|
Age, years, median (range) |
58 (24-84) |
|
|
>65 |
23 (43.4%) |
|
|
<65 |
30 (56.6%) |
|
|
Sex, n (%) |
Female |
20 (37.7%) |
|
Male |
33 (62.3%) |
|
|
Comorbidities, n (%) |
Hypertension |
14 (26.4%) |
|
Chronic kidney disease |
11 (20.8%) |
|
|
Coronary artery disease |
7 (13.2%) |
|
|
Chronic obstructive pulmonary disease |
6 (11.3%) |
|
|
Diabetes mellitus |
4 (7.5%) |
|
|
Heart failure |
2 (3.8%) |
|
|
Chronic liver disease |
2 (3.8%) |
|
|
Alzheimer’s disease |
2 (3.8%) |
|
|
Solid cancer |
2 (3.8%) |
|
|
M-protein type, n (%) |
IgG kappa |
16 (30.1%) |
|
IgG lambda |
9 (16.9%) |
|
|
IgA kappa |
4 (7.5%) |
|
|
IgA lambda |
3 (5.7%) |
|
|
Light chain (kappa/lambda) |
16 (9/7) (30.1%) |
|
|
Non-secreting |
3 (5.7%) |
|
|
Unspecified |
2 (3.8%) |
|
|
Laboratory results |
Hemoglobin, g/dL, median (range) |
8.68 (4.6-12.8) |
|
Creatinine, mg/dL, median (range) |
1.34 (0.4-11.6) |
|
|
Calcium, mg/dL, median (range) |
9.96 (7.4-17.6) |
|
|
β2-microglobulin, mg/L, median (range) |
8.4 (2.0-38.7) |
|
|
ISS staging |
ISS 1 |
5 (9.4%) |
|
ISS 2 |
7 (13.2%) |
|
|
ISS 3 |
32 (60.3%) |
|
|
Not available |
9 (16.9%) |
Ig: Immunoglobulin, ISS: International Staging System.