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Table 2 PCR-positive assays in serially-taken peripheral blood samples.

From: Serial detection of circulating tumour cells by reverse transcriptase-polymerase chain reaction assays is a marker for poor outcome in patients with malignant melanoma

AJCC STAGE (patients) PCR-positive assays No. of PDs (%)
  0 (%) 1 (%) 2 (%) 3 (%) 4 (%) 5 (%)  
I (72) 6 (8) 30 (42) 22 (31) 9 (12) 4 (6) 1 (1) 12 (17)
IA (50) 3 (6) 21 (42) 15 (30) 7 (14) 3 (6) 1 (2) 8 (16)
IB (22) 3 (14) 9 (41) 7 (32) 2 (9) 1 (4) 0 (0) 4 (18)
II (49) 4 (8) 10 (20) 19 (39) 12 (25) 2 (4) 2 (4) 17 (35)
IIA (36) 2 (5.5) 8 (22) 14 (39) 9 (25) 2 (5.5) 1 (3) 11 (31)
IIB-IIC (13) 2 (15) 2 (15) 5 (39) 3 (23) 0 (0) 1 (8) 6 (46)
III (28) 4 (14) 6 (21) 8 (29) 6 (21) 3 (11) 1 (4) 20 (71)
TOTAL (149) 14 (9) 46 (31) 49 (33) 27 (18) 9 (6) 4 (3) 49 (33)
  1. PD, progression disease