The phrase "as primary predictor" is correct and usable in written English.
It can be used in contexts where you are discussing a main factor or variable that influences an outcome or result.
Example: "In our study, we identified age as the primary predictor of health outcomes in older adults."
Alternatives: "as the main predictor" or "as the key predictor".
In models with antenatal depression as primary predictor, we modeled the change in HAZ from birth through age 3.
In models with postpartum depression as primary predictor, we modeled the change in HAZ from age 6 months to 3 years.
Further analysis suggests muscle mass as primary predictor, not sex.
When applying sex-specific cutoffs to all patients, muscle mass appeared as primary predictor, not sex.
Data will be analysed in a multiple regression analysis with change in IPV as dependent variable and change in ADHD symptoms as primary predictor.
To evaluate the effect of placental malaria on perinatal MTCT, a Poisson log-linear model containing placental malaria and maternal viral load as primary predictor variables was constructed by using backward elimination; adjusted RRs were computed.
Multiple regression identified slope, runoff and agriculture as primary predictors of nitrate and phosphorus across the watershed, which suggests that both natural and anthropogenic landscape characteristics have a strong influence on nutrient levels in the Guare catchment.
Metrics containing information about SCMs did not appear as primary predictors of event hydrologic response, suggesting that the level of SCM mitigation in many urban watersheds is insufficient to influence hydrologic response.
When algorithms were forced to pick peak and trough as primary predictors, the area under the receiver operating curve fell to 0.46.
In studies where variables with low specificity are used, false positives will likely bias the estimation of the effects of interest whether the variables are used as endpoints or as primary predictors.
Survivor report of physical health status (fair or poor vs good, very good, or excellent) and cancer-related pain (none or small amount vs medium amount, a lot or very bad) were included as primary predictors.
