Concentration and Methylation of Cell-Free DNA from Blood Plasma as Diagnostic Markers of Renal Cancer

Table 1

Patient and tumor characteristics.

	Number of patients
Age at diagnosis:
Age > 55	20 (74.1%)
Age < 55	7 (25.9%)
Gender:
Male	13 (48.1%)
Female	14 (51.9%)
Histology:
Clear cell	23 (85.2%)
Sarcoma-like	2 (7.4%)
Papillary (75%)/clear cell (25%)	1 (3.7%)
Cancer of the renal pelvis	1 (3.7%)
Fuhrman grade:
G1 + G2	19 (70.4%)
G3 + G4	8 (29.6%)
Clinical stage:
Stage 2	4 (14.8%)
Stage 3	23 (85.2%)
Tumor-Node-Metastasis (TNM):
T1a+b N0 M0-X	15 (55.6%)
T2 N0 M0-X	6 (22.2%)
T3 N0-1 M1-X	4 (14.8%)
TNM NA	2 (7.4%)