SAS Output
The SAS System

The PHREG Procedure

Model Information
Data Set WORK.OVARY_DATA_5YEAR
Dependent Variable SRV_TIME_MON
Censoring Variable VSRTSADX
Censoring Value(s) 0
Ties Handling BRESLOW

Number of Observations Read
Number of Observations Used
29008
29008

Class Level Information
Class Value Design Variables
group 1 0 0          
  2 1 0          
  3 0 1          
grade_class 1 0 0 0        
  2 1 0 0        
  3 0 1 0        
  9 0 0 1        
age_cat 1 0 0 0 0 0 0 0
  2 1 0 0 0 0 0 0
  3 0 1 0 0 0 0 0
  4 0 0 1 0 0 0 0
  5 0 0 0 1 0 0 0
  6 0 0 0 0 1 0 0
  7 0 0 0 0 0 1 0
  9 0 0 0 0 0 0 1
stage_6 1 0 0 0 0      
  2 1 0 0 0      
  3 0 1 0 0      
  4 0 0 1 0      
  9 0 0 0 1      

Summary of the Number of Event and Censored
Values
Total Event Censored Percent
Censored
29008 16782 12226 42.15

Convergence Status
Convergence criterion (GCONV=1E-8) satisfied.

Model Fit Statistics
Criterion Without
Covariates
With
Covariates
-2 LOG L 328818.46 315920.76
AIC 328818.46 315952.76
SBC 328818.46 316076.41

Testing Global Null Hypothesis: BETA=0
Test Chi-Square DF Pr > ChiSq
Likelihood Ratio 12897.6964 16 <.0001
Score 11954.9995 16 <.0001
Wald 9163.5727 16 <.0001

Type 3 Tests
Effect DF Wald Chi-Square Pr > ChiSq
age_cat 7 1938.7503 <.0001
grade_class 3 541.8779 <.0001
stage_6 4 3845.5951 <.0001
group 2 232.1001 <.0001

Analysis of Maximum Likelihood Estimates
Parameter   DF Parameter
Estimate
Standard
Error
Chi-Square Pr > ChiSq Hazard
Ratio
Label
age_cat 2 1 0.37238 0.12149 9.3942 0.0022 1.451 age_cat 2
age_cat 3 1 0.49665 0.11268 19.4281 <.0001 1.643 age_cat 3
age_cat 4 1 0.69501 0.11139 38.9277 <.0001 2.004 age_cat 4
age_cat 5 1 0.81142 0.11134 53.1134 <.0001 2.251 age_cat 5
age_cat 6 1 1.08830 0.11153 95.2086 <.0001 2.969 age_cat 6
age_cat 7 1 1.57101 0.11220 196.0623 <.0001 4.812 age_cat 7
age_cat 9 1 1.88613 0.12924 212.9929 <.0001 6.594 age_cat 9
grade_class 2 1 0.50156 0.05772 75.5127 <.0001 1.651 grade_class 2
grade_class 3 1 0.59868 0.05421 121.9741 <.0001 1.820 grade_class 3
grade_class 9 1 0.91373 0.05482 277.7944 <.0001 2.494 grade_class 9
stage_6 2 1 0.88046 0.04892 323.9082 <.0001 2.412 stage_6 2
stage_6 3 1 1.75767 0.03794 2146.6517 <.0001 5.799 stage_6 3
stage_6 4 1 2.21277 0.03888 3239.8776 <.0001 9.141 stage_6 4
stage_6 9 1 1.83257 0.04434 1708.2370 <.0001 6.250 stage_6 9
group 2 1 0.12449 0.02475 25.2951 <.0001 1.133 group 2
group 3 1 -3.15234 0.22688 193.0488 <.0001 0.043 group 3



The SAS System

The PHREG Procedure

Model Information
Data Set WORK.OVARY_DATA_2YEAR
Dependent Variable SRV_TIME_MON
Censoring Variable VSRTSADX
Censoring Value(s) 0
Ties Handling BRESLOW

Number of Observations Read
Number of Observations Used
40338
40338

Class Level Information
Class Value Design Variables
group 1 0 0          
  2 1 0          
  3 0 1          
grade_class 1 0 0 0        
  2 1 0 0        
  3 0 1 0        
  9 0 0 1        
age_cat 1 0 0 0 0 0 0 0
  2 1 0 0 0 0 0 0
  3 0 1 0 0 0 0 0
  4 0 0 1 0 0 0 0
  5 0 0 0 1 0 0 0
  6 0 0 0 0 1 0 0
  7 0 0 0 0 0 1 0
  9 0 0 0 0 0 0 1
stage_6 1 0 0 0 0      
  2 1 0 0 0      
  3 0 1 0 0      
  4 0 0 1 0      
  9 0 0 0 1      

Summary of the Number of Event and Censored
Values
Total Event Censored Percent
Censored
40338 21206 19132 47.43

Convergence Status
Convergence criterion (GCONV=1E-8) satisfied.

Model Fit Statistics
Criterion Without
Covariates
With
Covariates
-2 LOG L 427764.66 411353.13
AIC 427764.66 411385.13
SBC 427764.66 411512.52

Testing Global Null Hypothesis: BETA=0
Test Chi-Square DF Pr > ChiSq
Likelihood Ratio 16411.5349 16 <.0001
Score 15379.4946 16 <.0001
Wald 11822.3485 16 <.0001

Type 3 Tests
Effect DF Wald Chi-Square Pr > ChiSq
age_cat 7 2562.7194 <.0001
grade_class 3 796.2191 <.0001
stage_6 4 4693.0187 <.0001
group 2 259.9034 <.0001

Analysis of Maximum Likelihood Estimates
Parameter   DF Parameter
Estimate
Standard
Error
Chi-Square Pr > ChiSq Hazard
Ratio
Label
age_cat 2 1 0.34730 0.10895 10.1613 0.0014 1.415 age_cat 2
age_cat 3 1 0.46390 0.10075 21.1990 <.0001 1.590 age_cat 3
age_cat 4 1 0.65638 0.09952 43.4970 <.0001 1.928 age_cat 4
age_cat 5 1 0.77747 0.09943 61.1384 <.0001 2.176 age_cat 5
age_cat 6 1 1.04962 0.09960 111.0485 <.0001 2.857 age_cat 6
age_cat 7 1 1.54741 0.10014 238.7829 <.0001 4.699 age_cat 7
age_cat 9 1 1.95164 0.11409 292.6254 <.0001 7.040 age_cat 9
grade_class 2 1 0.49821 0.05299 88.4000 <.0001 1.646 grade_class 2
grade_class 3 1 0.60015 0.04955 146.6884 <.0001 1.822 grade_class 3
grade_class 9 1 0.95035 0.05001 361.0607 <.0001 2.587 grade_class 9
stage_6 2 1 0.88602 0.04433 399.5061 <.0001 2.425 stage_6 2
stage_6 3 1 1.74434 0.03454 2550.0474 <.0001 5.722 stage_6 3
stage_6 4 1 2.20964 0.03531 3916.5802 <.0001 9.112 stage_6 4
stage_6 9 1 1.86952 0.04013 2169.9598 <.0001 6.485 stage_6 9
group 2 1 0.10187 0.02252 20.4707 <.0001 1.107 group 2
group 3 1 -3.31883 0.22039 226.7776 <.0001 0.036 group 3



The SAS System

The PHREG Procedure

Model Information
Data Set WORK.OVARY_DATA_1YEAR
Dependent Variable SRV_TIME_MON
Censoring Variable VSRTSADX
Censoring Value(s) 0
Ties Handling BRESLOW

Number of Observations Read
Number of Observations Used
44359
44359

Class Level Information
Class Value Design Variables
group 1 0 0          
  2 1 0          
  3 0 1          
grade_class 1 0 0 0        
  2 1 0 0        
  3 0 1 0        
  9 0 0 1        
age_cat 1 0 0 0 0 0 0 0
  2 1 0 0 0 0 0 0
  3 0 1 0 0 0 0 0
  4 0 0 1 0 0 0 0
  5 0 0 0 1 0 0 0
  6 0 0 0 0 1 0 0
  7 0 0 0 0 0 1 0
  9 0 0 0 0 0 0 1
stage_6 1 0 0 0 0      
  2 1 0 0 0      
  3 0 1 0 0      
  4 0 0 1 0      
  9 0 0 0 1      

Summary of the Number of Event and Censored
Values
Total Event Censored Percent
Censored
44359 22123 22236 50.13

Convergence Status
Convergence criterion (GCONV=1E-8) satisfied.

Model Fit Statistics
Criterion Without
Covariates
With
Covariates
-2 LOG L 448853.35 431668.50
AIC 448853.35 431700.50
SBC 448853.35 431828.57

Testing Global Null Hypothesis: BETA=0
Test Chi-Square DF Pr > ChiSq
Likelihood Ratio 17184.8452 16 <.0001
Score 16236.3011 16 <.0001
Wald 12519.4866 16 <.0001

Type 3 Tests
Effect DF Wald Chi-Square Pr > ChiSq
age_cat 7 2735.3212 <.0001
grade_class 3 869.9391 <.0001
stage_6 4 4923.5388 <.0001
group 2 268.9641 <.0001

Analysis of Maximum Likelihood Estimates
Parameter   DF Parameter
Estimate
Standard
Error
Chi-Square Pr > ChiSq Hazard
Ratio
Label
age_cat 2 1 0.30903 0.10495 8.6710 0.0032 1.362 age_cat 2
age_cat 3 1 0.41709 0.09682 18.5580 <.0001 1.518 age_cat 3
age_cat 4 1 0.61370 0.09556 41.2461 <.0001 1.847 age_cat 4
age_cat 5 1 0.73402 0.09546 59.1280 <.0001 2.083 age_cat 5
age_cat 6 1 1.01064 0.09562 111.7041 <.0001 2.747 age_cat 6
age_cat 7 1 1.51067 0.09614 246.9211 <.0001 4.530 age_cat 7
age_cat 9 1 1.91841 0.10931 307.9921 <.0001 6.810 age_cat 9
grade_class 2 1 0.49425 0.05224 89.5275 <.0001 1.639 grade_class 2
grade_class 3 1 0.59488 0.04882 148.4892 <.0001 1.813 grade_class 3
grade_class 9 1 0.95694 0.04924 377.6379 <.0001 2.604 grade_class 9
stage_6 2 1 0.87553 0.04355 404.1344 <.0001 2.400 stage_6 2
stage_6 3 1 1.73091 0.03388 2609.9744 <.0001 5.646 stage_6 3
stage_6 4 1 2.20975 0.03459 4080.5908 <.0001 9.113 stage_6 4
stage_6 9 1 1.87371 0.03930 2273.5775 <.0001 6.512 stage_6 9
group 2 1 0.08603 0.02206 15.2023 <.0001 1.090 group 2
group 3 1 -3.27849 0.21077 241.9451 <.0001 0.038 group 3