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Table 2 Univariate and multivariable Cox regression model of overall survival of patients with Ovarian Serous Carcinoma

From: Influence of marital status on overall survival in patients with ovarian serous carcinoma: finding from the surveillance epidemiology and end results (SEER) database

CaseUnivariateMultivariable
HR(95%CI)P valueHR(95%CI)P value
Marital status
 Ref = married    
 Single1.14 (1.08–1.19)< 0.0011.05 (1.00–1.11)0.05
 SDW1.02 (0.98–1.06)0.2640.99 (0.95–1.03)0.565
Race
 Ref = Black    
 White0.95 (0.88–1.02)0.1281.01 (0.94–1.09)0.709
 Other1.03 (0.93–1.13)0.5931.03 (0.93–1.13)0.578
Age
 ref. = (1–39)    
 40–491.07 (0.98–1.17)0.1510.88 (0.80–0.96)0.005
 50–591.15 (1.05–1.25)0.0010.97 (0.89–1.05)0.446
 60–690.95 (0.87–1.03)0.2320.86 (0.79–0.94)0.001
 70–791.02 (0.93–1.11)0.7250.89 (0.81–0.97)0.007
 80+1.71 (1.55–1.88)< 0.0011.50 (1.35–1.65)< 0.001
Histological types
 Ref = I    
 II2.24 (2.07–2.43)< 0.0012.11 (1.94–2.28)< 0.001
 III2.93 (2.71–3.16)< 0.0012.66 (2.47–2.88)< 0.001
 IV2.75 (2.52–2.99)< 0.0012.49 (2.28–2.71)< 0.001
Diagnostic year
 Ref = 1973–1999    
 2000–20051.50 (1.43–1.56)< 0.0011.40 (1.34–1.46)< 0.001
 2006–20101.99 (1.90–2.08)< 0.0011.83 (1.75–1.92)< 0.001
 2011+2.80 (2.64–2.97)< 0.0012.72 (2.56–2.89)< 0.001
Radiotherapy
 Ref = No    
 Yes0.86 (0.77–0.95)0.0041.06 (0.95–1.17)0.313