Sentences with phrase «dichotomous variables measured»
We formed a composite indicator of family SES consisting of six dichotomous variables measured at study entry.
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Variables were included in the analyses as dichotomous measures.
The relations between independent predictor variables (measures of immunological and psychological function at entry to the trial, age of onset, and duration of illness) and dependent dichotomous outcome variables (self rated global outcome; presence or absence of caseness on the general health questionnaire at follow up; reduced or normal delayed responses to hypersensitivity skin test) were examined in separate logistic regression analyses.
Group contrasts for continuous measures relied on unpaired t tests, uncorrected χ2 for dichotomous variables, and Fisher exact tests when expected cell frequencies were less than 5.
Marital quality is measured by including two dichotomous variables: closeness with spouses (very close; not very close) and similar outlook about life (very similar; not very similar).
Engagement was measured as a dichotomous variable, «engaged» or «not engaged.»
A third model with the same predictors and random effects was performed with the FaceReader measure of disgust as dichotomous outcome variable.