Logistic Regression: A Self-learning Text, Third Edition (Statistics in the Health Sciences)

C. The general model:

logit PðÞ¼X aþb 1 E 1 þb 2 E 2 þþbqEq

þ~

p 1

i¼ 1

giViþE 1 ~

p 2

j¼ 1

d 1 jWj

þE 2 ~

p 2

j¼ 1

d 2 jWjþþEq~

p 2

j¼ 1

dqjWj

D. The general odds ratio formula:

RORE*vs:E**¼exp



ðE* 1 E** 1 Þb 1 þðE* 2 E** 2 Þb 2

þþðE*qE**qÞbq

þðE* 1 E** 1 Þ~

p 2

j¼ 1

d 1 jWj

þðE* 2 E** 2 Þ~

p 2

j¼ 1

d 2 jWj

þþðE*qE**qÞ~

p 2

j¼ 1

dqjWj



Detailed Outline 95