Abstractors in all study sites received the same standardized training, and used standardized definitions for clinical outcomes and laboratory measures.
Our psychometric index of executive function used standardized neuropsychological testing.
Researchers used standardized questionnaires and hospital records to collect demographic and clinical data.
The researchers used standardized criteria to rate the incidence and degree of these health factors by time and geography.
To determine the incidence and characteristics of DSA early after lung transplantation, we conducted a prospective multicenter observational study that used standardized treatment and testing protocols.
We used standardized OLS regression models to identify climatic and disturbance variables, and landscape metrics as predictors of species richness.
To measure quality, the study used standardized patients recruited from the local community and trained to present consistent cases of illness to providers.
Rates were highest among studies that used standardized structured interviews.
Where possible the survey used standardized, validated items and scales [15] [19].
We used standardized measures for these analyses, and the ANOVA was performed before age and sex regression.
First, we used standardized 24-hour recall data to calibrate the FFQ measurements, thereby reducing potential measurement error.
