primary variable

primary variable

A term used in clinical trials for the outcome variable specified in the study protocol that is of greatest importance to the trial’s primary objective, and usually the one used in the sample size calculation.
References in periodicals archive ?
The primary hurdle to overcome is performance anxiety, and the primary variable to consider is time.
When duration of injury was used as the primary variable there were significant differences in the between sample means on two attributes and one factor.
Surprisingly, age is not the primary variable for technology adoption.
The end user can easily select which primary variable should control the loop signal via the Eclipse[R] look alike menu.
These are similar with the primary variable being Mooney viscosity.
They are the enterprise's primary focus and the primary variable of interest in this study.
35% energy savings compared to a conventional building: a rooftop solar energy solution with a capacity of around 55 kWh of energy, use of LED streetlights, T5 and LED lighting, natural light harvesting, screw compressor based water chillers with COP (coefficient of performance) of 6, and primary variable pumping coupled with heat recovery wheel;
5-ton force and eliminates a primary variable in the staking process.
The primary variable of the problem is the pressure.
Non-inferiority of roflumilast to montelukast was demonstrated regarding the primary variable FEV1.
In addition, we are intent on decreasing our marketing expenses this quarter -- the primary variable expense that is associated with the significant increase we've experienced in patient billings.