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Table 1 Characteristics of the whole cohort

From: Incomplete staging surgery as a major predictor of relapse of borderline ovarian tumor

  Number of women %
Median time of follow-up (years) 5.4  
Interquartile range (years) 2.5 to 6  
Mean age at diagnosis (years ± SD) 47.77 ± 16.45  
Histology (n = 46):   
 Serous 21 45.7
 Mucinous (intestinal + Müllerian) 24 52.2
 Clear-cell tumor 1 2.1
CA125 or CA199 before surgery (n = 34):   
 Elevated (>35 UNL) 27 79.4
 Normal 7 20.6
Approach (n = 46):   
 Laparotomy 40 87.0
 Laparoscopy 6 13.0
Surgery (n = 46):   
 Complete 21 45.7
 Incomplete 25 54.3
Lymphadenectomy (n = 46):   
 Pelvic +/− para-aortic 21 45.7
 None 25 54.3
Intraoperative cyst rupture (n = 44):   
 Yes 2 4.5
 No 42 95.5
Pathologic cyst rupture (n = 46):   
 Yes 10 21.7
 No 36 78.3
Peritoneal implants (n = 46):   
 Invasive 0 0.0
 Non-invasive 2 4.3
 None 33 71.7
 Not described by surgeon 11 23.9
Peritoneal washings (n = 46):   
 Positive 0 0.0
 Negative 46 100.0
FIGO staging (n = 46):   
 IA 23 50.0
 IB 7 15.2
 IC 12 26.1
 ≥II 3 6.5
 Information not available 1 2.2