Environmental Health Perspectives: SupplementsU.S. Department of Health and Human Services, Public Health Service, National Institutes of Health, National Institute of Environmental Health Sciences, 1993 - Environmental health |
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... function of expo- sure and confounding factor measure- ments . This is equivalent to modeling the relative risk as an exponential function , exp ( XB ) , where the vector X = ( x1 , ... , x ) , which replaces the more general Z ...
... function of expo- sure and confounding factor measure- ments . This is equivalent to modeling the relative risk as an exponential function , exp ( XB ) , where the vector X = ( x1 , ... , x ) , which replaces the more general Z ...
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... function a ( Zo ) may , for example , be defined to take value a , whenever the study subject falls in stratum s , which is defined as a function of potential confounding factor values at to . The above relative - risk and odds - ratio ...
... function a ( Zo ) may , for example , be defined to take value a , whenever the study subject falls in stratum s , which is defined as a function of potential confounding factor values at to . The above relative - risk and odds - ratio ...
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... function dose - response relationship with a very low exponent rather than a simple linear dose - response . Thomas ( 19 ) has proposed a variant of this model that adds an additional stage to the process to try to explain the ...
... function dose - response relationship with a very low exponent rather than a simple linear dose - response . Thomas ( 19 ) has proposed a variant of this model that adds an additional stage to the process to try to explain the ...
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... function at age ( or chrono- logical time ) t , given the observed covariate history W ( t ) can then be written ( 26 ) λ { t ; W ( t ) } · = [ 11 ] where the expectation also is conditional on lack of disease occurrence or censorship ...
... function at age ( or chrono- logical time ) t , given the observed covariate history W ( t ) can then be written ( 26 ) λ { t ; W ( t ) } · = [ 11 ] where the expectation also is conditional on lack of disease occurrence or censorship ...
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... function L ( B ) , which is formed by multiplying these ratios for all matched case - control sets ( 43 ) . To avoid strict matching on ( t , s ) , relaxations of this sampling scheme are possible . Similarly , the odds - ratio ...
... function L ( B ) , which is formed by multiplying these ratios for all matched case - control sets ( 43 ) . To avoid strict matching on ( t , s ) , relaxations of this sampling scheme are possible . Similarly , the odds - ratio ...
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