Table 3

Clonality detection rate by the complete IGH rearrangement assays according to DNA sample concentration and period stored

DNA (ng/μl)n% Clonality Vн-FR1-Jн% Clonality Vн-FR2-Jн% Clonality Vн-FR3-Jн
1998–20032004–2008All samples1998–20032004–2008All samples1998–20032004–2008All samples
<504537.5 (6/19)65.4 (17/26)51.1 (23/45)57.9 (11/19)69.2 (18/26)64.4 (29/45)36.8 (7/19)23.1 (6/26)28.9 (13/45)
50–1004057.1 (12/21)63.1 (12/19)60.0 (24/40)66.7 (14/21)68.4 (13/19)67.5 (27/40)57.1 (12/21)36.8 (7/19)47.5 (19/40)
>1003363.6 (14/22)63.6 (7/11)63.6 (21/33)72.7 (16/22)72.7 (8/11)72.7 (24/33)45.5 (10/22)27.2 (3/11)39.3 (13/33)
Total11851.6 (32/62)64.3 (36/56)57.6 (68/118)66.1 (41/62)69.6 (39/56)67.8 (80/118)46.8 (29/62)28.6 (16/56)38.1 (45/118)