Male, N (%) |
35 (67.3%) |
Female, N (%) |
17 (32.7%) |
Male:female |
2:1 |
Median age (range), yr |
65 (43–88) |
<60 yr, N (%) |
15 (28.8%) |
≥60 yr, N (%) |
37 (71.2%) |
Incidental lymphocytosis |
9 (17%) |
Fatigue |
19 (37%) |
B-symptoms |
7 (13.5%) |
Hepatomegaly |
14 (27.0%) |
Splenomegaly, N (%) |
20 (38.5%) |
Lymphadenopathy, N (%) |
28 (53.8%) |
<3 groups involved |
09 (32.1%) |
3 or more groups involved |
19 (67.9%) |
ECOG performance status |
|
0, N (%) |
16 (30.8%) |
1, N (%) |
28 (53.8%) |
2/3, N (%) |
08 (15.4%) |
Hemoglobin, median (g/dL) |
12.4 (5.0–16.6) |
Total leucocyte count, median (×109/L) |
57.7 (18.0–307.8) |
Absolute lymphocyte count, median (×109/L) |
52.0 (7.6–292.4) |
Platelet count, median (×109/L) |
176.5 (46.0–449.0) |
Smudge cells, median (%) |
32 (5–126) |
Lactate dehydrogenase (LDH) (U/L) |
|
Within normal range, N (%) |
31 (59.6%) |
Elevated (>1×upper limit of normal), N (%) |
16 (30.8%) |
Missing data, N (%) |
5 (9.6%) |
β2-microglobulin (mg/L), median |
4.7 (0.89–16.5) |
Within normal range, N (%) |
4 (7.7%) |
Elevated, N (%) |
27 (51.9%) |
Missing data, N (%) |
21 (40.4%) |
Modified Rai stage |
|
Low, N (%) |
16 (30.8%) |
Intermediate, N (%) |
23 (44.2%) |
High, N (%) |
13 (25.0%) |
Binet stage |
|
A, N (%) |
29 (55.8%) |
B, N (%) |
10 (19.2%) |
C, N (%) |
13 (25.0%) |
Atypical immunophenotypic features in different combinations identified in the study cohort |
CD23 weak or absent expression, N (%) |
7 (13.5%) |
Bright CD20 expression, N (%) |
5 (9.6%) |
Bright expression of SIgλ/SIgκ, N (%) |
12 (23.1%) |