ScriptScript

Modele 7


The LOGISTIC Procedure

Model Information

Data Set

DOC.DATA4

Response Variable

sgr

Number of Response Levels

6

Model

cumulative logit

Optimization Technique

Fisher's scoring


Number of Observations Read

470

Number of Observations Used

470


Response Profile

Ordered
Value

sgr

Total
Frequency

1

5

7

2

4

31

3

3

74

4

2

106

5

1

140

6

0

112



Probabilities modeled are cumulated over the lower Ordered Values.


Class Level Information

Class

Value

Design
Variables

ansmedit

Non

0

 

Oui

1

ansm

0

0

 

1

1

faculte2

NonPa

1

 

Paris

-1


Model Convergence Status

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


Score Test for the Proportional
Odds Assumption

Chi-Square

DF

Pr > ChiSq

8.7071

16

0.9250


Model Fit Statistics

Criterion

Intercept Only

Intercept and
Covariates

AIC

1487.164

1458.136

SC

1507.928

1495.510

-2 Log L

1477.164

1440.136


Testing Global Null Hypothesis: BETA=0

Test

Chi-Square

DF

Pr > ChiSq

Likelihood Ratio

37.0286

4

<.0001

Score

34.8379

4

<.0001

Wald

36.3968

4

<.0001


Type 3 Analysis of Effects

Effect

DF

Wald
Chi-Square

Pr > ChiSq

age

1

14.3011

0.0002

ansmedit

1

4.9418

0.0262

faculte2

1

6.4789

0.0109

ansm

1

5.1727

0.0229


Analysis of Maximum Likelihood Estimates

Parameter

 

DF

Estimate

Standard
Error

Wald
Chi-Square

Pr > ChiSq

Intercept

5

1

-5.4731

0.4793

130.4117

<.0001

Intercept

4

1

-3.6761

0.3311

123.2552

<.0001

Intercept

3

1

-2.3466

0.2965

62.6503

<.0001

Intercept

2

1

-1.2754

0.2816

20.5077

<.0001

Intercept

1

1

0.0939

0.2765

0.1154

0.7341

age

 

1

0.0235

0.00622

14.3011

0.0002

ansmedit

Oui

1

0.4816

0.2167

4.9418

0.0262

faculte2

NonPa

1

0.2134

0.0838

6.4789

0.0109

ansm

1

1

0.8162

0.3589

5.1727

0.0229


Odds Ratio Estimates

Effect

Point Estimate

95% Wald
Confidence Limits

age

1.024

1.011

1.036

ansmedit Oui vs Non

1.619

1.059

2.475

faculte2 NonPa vs Paris

1.532

1.103

2.128

ansm 1 vs 0

2.262

1.119

4.570


Association of Predicted Probabilities and
Observed Responses

Percent Concordant

60.1

Somers' D

0.220

Percent Discordant

38.1

Gamma

0.224

Percent Tied

1.8

Tau-a

0.171

Pairs

85517

c

0.610