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. 2006 Sep 28;109(2):405–411. doi: 10.1182/blood-2006-07-033274

Table 1.

Patient characteristics by site

Characteristic Site 1 Site 2 P*
No. 41 23
Rai stage
    Low 2 1
    Intermediate 13 14 .049
    High 26 8
    0 2 1
    1 4 7
    2 9 7 .019
    3 12 5
    4 14 3
Sex
    Male 32 17 .76
    Female 9 6
Age, y
    Younger than 70 29 17
    70 and older 12 6 .99
ECOG PS
    0 29 5
    1 11 13 .001
    2 1 4
    3 0 1
CD38+ B cells
    30% or less 26 15 .99
    Greater than 30% 13 8
ZAP-70 B cells
    20% or less 20 15 .07
    Greater than 20% 15 3
VH status
    Mutated 12 6 .99
    Nonmutated 29 15
FISH
    Normal 6 1
    +12 8 3
    11q- 9 4
    17p- 0 3
    6q- 1 0
    13q- 10 10
    13q - x1 7 8
    13q - x2 3 2
    Other 2 1
No. of genetic defects
    0 6 1
    1 16 14 .90
    2+ 14 7
Bone marrow pattern
    Diffuse 12 19 < .001
    Not diffuse 29 2
*

P values represent where significant differences were seen between the 2 participating sites.

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