Sentence examples for principal exposure variable from inspiring English sources

We performed secondary analyses using the individual PCB congeners as the principal exposure variable in separate regression models.

Since blood samples were necessary, we opted for inclusion of hospital controls, which were carefully matched to cases, whereas their admission diagnoses are not known to be related with the principal exposure variable, namely adiponectin.

Cyanobacterial cell surface area was chosen as the principal exposure variable of interest [[ 9] (Chapter 3)] and classified as low (total cyanobacterial cell surface area <2.4 mm/mL), intermediate (2.4 12.0 mm/mL) and high (>12.0 mm/mL) based on guidelines from the Queensland Department of Natural Resources and Mines [[ 9] (Chapter 3), [ 13]].

Birth attendant was the main exposure variable.

The main exposure variable is analgesic use.

The primary exposure variable was eGFR.

The main exposure variable was BCG vaccination.

The primary exposure variable was Charnley class.

We operationalized Global Fund support (the principal exposure) as a continuous variable of Global Fund support per capita.

The principal exposure measure was a dichotomous variable defining the date for a given ZIP code as "exposed" if any portion of the ZIP code was sprayed and "unexposed" only if none of the ZIP code was sprayed on that day.

Eleven of the 12 metals with higher urinary concentrations in working children than in schoolchildren were subjected to a principal-component analysis to derive a composite exposure variable for the working children.