The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of bcg by dead
bcg dead
0 1 Total
1
3176
96.21
125
3.79
3301
 
2
1876
95.08
97
4.92
1973
 
Total
5052
222
5274


Statistics for Table of bcg by dead

Odds Ratio and Relative Risks
Statistic Value 95% Confidence Limits
Odds Ratio 1.3137 1.0016 1.7232
Relative Risk (Column 1) 1.0119 0.9997 1.0242
Relative Risk (Column 2) 0.7702 0.5943 0.9982


Sample Size = 5274



The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of bcg by dead2
bcg dead2
1 2 Total
1
125
3.79
3176
96.21
3301
 
2
97
4.92
1876
95.08
1973
 
Total
222
5052
5274


Statistics for Table of bcg by dead2

Odds Ratio and Relative Risks
Statistic Value 95% Confidence Limits
Odds Ratio 0.7612 0.5803 0.9984
Relative Risk (Column 1) 0.7702 0.5943 0.9982
Relative Risk (Column 2) 1.0119 0.9997 1.0242


Sample Size = 5274



The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of dtp2 by dead2
dtp2 dead2
1 2 Total
1
94
4.33
2079
95.67
2173
 
2
128
4.13
2973
95.87
3101
 
Total
222
5052
5274


Statistics for Table of dtp2 by dead2

Odds Ratio and Relative Risks
Statistic Value 95% Confidence Limits
Odds Ratio 1.0502 0.8000 1.3785
Relative Risk (Column 1) 1.0480 0.8076 1.3599
Relative Risk (Column 2) 0.9979 0.9865 1.0095


Sample Size = 5274



The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of dtp2 by bcg
dtp2 bcg
1 2 Total
1
2142
98.57
31
1.43
2173
 
2
1159
37.38
1942
62.62
3101
 
Total
3301
1973
5274


Statistics for Table of dtp2 by bcg

Statistic DF Value Prob
Chi-Square 1 2043.6597 <.0001
Likelihood Ratio Chi-Square 1 2549.2143 <.0001
Continuity Adj. Chi-Square 1 2041.0469 <.0001
Mantel-Haenszel Chi-Square 1 2043.2722 <.0001
Phi Coefficient   0.6225  
Contingency Coefficient   0.5285  
Cramer's V   0.6225  

Fisher's Exact Test
Cell (1,1) Frequency (F) 2142
Left-sided Pr <= F 1.0000
Right-sided Pr >= F <.0001
   
Table Probability (P) <.0001
Two-sided Pr <= P <.0001


Sample Size = 5274



The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of dtp2 by dead2
dtp2 dead2
1 2 Total
1
92
4.30
2050
95.70
2142
 
2
33
2.85
1126
97.15
1159
 
Total
125
3176
3301


Statistics for Table of dtp2 by dead2

Odds Ratio and Relative Risks
Statistic Value 95% Confidence Limits
Odds Ratio 1.5313 1.0221 2.2942
Relative Risk (Column 1) 1.5085 1.0201 2.2307
Relative Risk (Column 2) 0.9851 0.9721 0.9983


Sample Size = 3301



The SAS System

The FREQ Procedure

Frequency
Row Pct
Table of dtp2 by dead2
dtp2 dead2
1 2 Total
1
2
6.45
29
93.55
31
 
2
95
4.89
1847
95.11
1942
 
Total
97
1876
1973


Statistics for Table of dtp2 by dead2

Odds Ratio and Relative Risks
Statistic Value 95% Confidence Limits
Odds Ratio 1.3408 0.3153 5.7028
Relative Risk (Column 1) 1.3188 0.3403 5.1114
Relative Risk (Column 2) 0.9836 0.8963 1.0795


Sample Size = 1973



The SAS System

The MEANS Procedure

bcg N Obs Variable Sum
1 3301
dead
years
125.0000000
1523.53
2 1973
dead
years
97.0000000
892.9771579



The SAS System

Obs Rbcg1 Rbcg2 RRbcg Rdtp0 Rdtp1 RRdtp Rdtp0bcg1 Rdtp1bcg1 RRdtpbcg1 Rdtp0bcg2 Rdtp1bcg2 RRdtpbcg2
1 0.082047 0.10863 0.75532 0.090323 0.094059 1.04136 0.061214 0.093455 1.52668 0.10820 0.13389 1.23745



The SAS System

The GENMOD Procedure

Model Information
Data Set WORK.BISSAU
Distribution Poisson
Link Function Log
Dependent Variable dead
Offset Variable logyears

Number of Observations Read 5274
Number of Observations Used 5274

Class Level Information
Class Levels Values
bcg 2 1 2

Parameter Information
Parameter Effect bcg
Prm1 Intercept  
Prm2 bcg 1
Prm3 bcg 2

Criteria For Assessing Goodness Of Fit
Criterion DF Value Value/DF
Deviance 5272 1754.9410 0.3329
Scaled Deviance 5272 1754.9410 0.3329
Pearson Chi-Square 5272 15379.2505 2.9172
Scaled Pearson X2 5272 15379.2505 2.9172
Log Likelihood   -1099.4705  
Full Log Likelihood   -1099.4705  
AIC (smaller is better)   2202.9410  
AICC (smaller is better)   2202.9433  
BIC (smaller is better)   2216.0821  

Algorithm converged.

Analysis Of Maximum Likelihood Parameter Estimates
Parameter   DF Estimate Standard
Error
Wald 95% Confidence Limits Wald Chi-Square Pr > ChiSq
Intercept   1 -2.2198 0.1015 -2.4189 -2.0208 477.99 <.0001
bcg 1 1 -0.2806 0.1353 -0.5458 -0.0154 4.30 0.0381
bcg 2 0 0.0000 0.0000 0.0000 0.0000 . .
Scale   0 1.0000 0.0000 1.0000 1.0000    

Note: The scale parameter was held fixed.


Contrast Estimate Results
Label Mean Estimate Mean L'Beta Estimate Standard
Error
Alpha L'Beta Chi-Square Pr > ChiSq
Confidence Limits Confidence Limits
rate ratio 0.7553 0.5794 0.9847 -0.2806 0.1353 0.05 -0.5458 -0.0154 4.30 0.0381
Exp(rate ratio)       0.7553 0.1022 0.05 0.5794 0.9847