Sentence examples for by a third variable from inspiring English sources
However, excluding any other explanation of the observed association is a hard problem since both the treatment and the effect variable may be driven by a third variable.
This study explored models to determine whether the use of emergency room services post-incarceration is mediated in a meaningful way by a third variable for men or women.
Correlations, spectral coherence and phase synchronization, which allow to understand the extent to which two variables are statistically connected or shared, influenced by a third variable, together with analyses of the directionality of these dynamical interactions, may potentially contribute to understanding the mechanism of pain processing in migraine.
Partial correlation is a measure of how the correlation between two variables, e.g., stock returns, is affected by a third variable.
In theory, there should be no correlation between two completely independent variables, unless both variables are both affected in the same manner by a third variable.
These subgroups were distinguished by a third variable, eyewitness of event.
By adding a third variable (i.e., OLC moderators) it is possible to better understand the mechanism through which the causal variable affects the outcome [99].
Functions included in this package easily estimate phenotypic integration by controlling a third variable (e.g., the size of the studied organ).
Since we sought to consider the simultaneous influence of two variables (e.g., diagnostic status by circadian tendency or by externalizing behavior) on a third variable (e.g., sleep onset delay or bedtime resistance), and the interactions amongst variables, and since some of the independent variables were continuous, multiple regression analysis was employed.
Effect modification (which is often termed 'interaction') occurs "when the impact of a risk factor on the outcome is changed by the value of a third variable" [ 45], p.11.
