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Table 4 Multivariate analysis of the risk factors of the specific mortality in patients with prostate cancer

From: Competing risk of the specific mortality among Asian-American patients with prostate cancer: a surveillance, epidemiology, and end results analysis

Variables β S. E P HR 95%CI
Lower Upper
Age at diagnosis       
 < 65     Ref   
 ≥ 65 0.412 0.077 < 0.001 1.509 1.299 1.754
Race       
 Ethnic Chinese     Ref   
 Other Asian-Americans 0.199 0.087 0.023 1.220 1.028 1.448
Marital status       
 Married     Ref   
 Unmarried, single or widowed 0.234 0.072 0.001 1.264 1.098 1.454
Grade       
 I     Ref   
 II 1.259 0.096 < 0.001 3.520 2.915 4.250
T stage       
 T1     Ref   
 T2 0.127 0.079 0.108 1.135 0.973 1.325
 T3 0.468 0.111 < 0.001 1.597 1.286 1.984
 T4 0.894 0.158 < 0.001 2.446 1.796 3.331
N stage       
 N0     Ref   
 N1 0.408 0.126 0.001 1.504 1.176 1.924
M stage       
 M0     Ref   
 M1 2.290 0.094 < 0.001 9.875 8.204 11.887
Radiotherapy       
 No     Ref   
 Yes 0.638 0.167 0.001 1.892 1.365 2.623
Chemotherapy       
 No     Ref   
 Yes 0.106 0.231 0.647 1.112 0.706 1.750
Surgery       
 No     Ref   
 Yes − 0.335 0.102 0.001 0.716 0.586 0.874
Regional nodes positive       
 No     Ref   
 Yes 0.915 0.138 < 0.001 2.498 1.906 3.274
  1. HR hazard ratio, CI confidence interval