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Table 1 Patient Characteristics at the Time of Primary Diagnosis of Ovarian Cancer

From: LOH at 6q and 10q in fractionated circulating DNA of ovarian cancer patients is predictive for tumor cell spread and overall survival

Patients (%)
Total 63
Age 58 years (range 21 – 81 years)
Tumor stage
FIGO I-II 13 (20.6)
FIGO III 35 (55.6)
FIGO IV 15 (23.8)
Lymph node metastasis
N0 22 (34.9)
N1 20 (31.7)
Nx 21 (33.3)
Tumor grading
I - II 31 (49.2)
III - IV 32 (50.8)
Histologic subtype
serous papillary  
subtype 50 (79.4)
other subtypes 13 (20.6)
Residual tumor
macroscopic  
complete resection 30 (47.6)
any residual tumor 33 (52.4)
Survival
OSa 36.5 months (range 1 – 70 months)
Alive 28 (44.4)
Dead 34 (54.0)
DFSb 12 months (range 6 – 48 months)
no relapse 18 (28.6)
relapse 45 (71.4)
Platinum Resistance
Platinum sensitive 54 (85.7)  
Platinum resistant 9 (14.3)
DTC c
DTC prior to chemotherapy  
Positive 27 (50.9)
Negative 26 (49.1)
DTC after chemotherapy  
positive 20 (50.0)
negative 20 (50.0)
  1. aOS, overall survival.
  2. bDFS, disease-free survival.
  3. cDTC, disseminated tumor cells in BM.