The phrase "a major variable in" is correct and usable in written English.
It can be used when discussing factors that significantly influence or affect a particular situation or outcome.
Example: "In the study of climate change, carbon emissions are a major variable in determining global temperature rise."
Alternatives: "a key factor in" or "a significant element in".
Two other noteworthy findings include the following: (1) only the schematic design phase indicates a different Pareto rule of 25 80, as well as warning pattern from other design phases due to its unique purpose; and (2) the decisions of individual design teams are a major variable in the pattern of warning types.
The focus of our complaints are the times when the encoder is challenged; the new one, in certain events, copes far less gracefully than the old one did - and we believe bit-rate to be a major variable in this.
Five studies examined SRMH as a major variable in relationship to mental health conditions.
Person environment interaction is a major variable in the evaluation of QoL in elderly people.
As a result, HLA-DQ2.5 zygosity status is a major variable in a recently proposed CD prognostic modeling tool [ 29].
Thirteen studies examined SRMH as a major variable in relation to health services for its utilization, help-seeking and satisfaction.
The project was timed to coincide with springtime's drier air and lighter travel load, but officials had to deal with a major variable: the fickle weather of New York City in March, April and May.
Finally, age is expected to be a major variable affecting the DNA methylation profiles in different tissues.
Without considering mental illness as a need as well as a primary reason to seek mental health services and controlling this as the major variable in both suicide and live control groups, they were actually non-compatible in terms of the nature of the " need" of seeking help for medical treatment.
The major variable in the NIMH-LCM is four levels of depression based on the degree of functional impairment related to affective symptoms (from −1 slight or mild to −4 severe and incapacitating depression) and similarly four degrees of mania (from +1 mild to +4 severe mania), with 0 representing a balanced, well-functioning euthymic state.
