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Table 2 Logistic regression analyses on risk factors for platinum-resistant recurrent ovarian cancer

From: Stromal cell ratio based on automated image analysis as a predictor for platinum-resistant recurrent ovarian cancer

Variable Univariate Multivariate
Odds ratio (95%CI) P value Odds ratio (95%CI) P value
Age
  ≤ 60 years 1   1  
  > 60 years 1.67 (0.51–5.45) 0.398 2.05 (0.33–12.88) 0.446
Residual disease
  ≤ 1 cm 1   1  
  > 1 cm 0.87 (0.32–2.38) 0.783 0.38 (0.07–2.00) 0.251
FIGO stage
 Stage III 1   1  
 Stage IV 3.41 (0.69–16.76) 0.131 7.52 (0.46–121.94) 0.156
Histologic types
 High-grade serous carcinoma 1   1  
 Others 1.39 (0.30–6.41) 0.673 2.05 (0.24–17.49) 0.512
Normalization of CA125 level after 3 cycles of chemotherapy  
 Yes 1   1  
 No 16.00 (4.66–54.91) < 0.001 18.06 (3.69–88.38) < 0.001
Stromal cell ratio
 Low 1   1  
 High 13.88 (3.92–49.11) < 0.001 14.69 (2.79–77.35) 0.002
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