Model precision was determined through examination of the root mean square error (RMSE) and coefficient of determination (R 2).
Malaria parasitaemia was determined by examination of blood smears stained with 2% Giemsa solution.
Day of conception (day 0 of pregnancy) was determined by examination of vaginal smears for the presence of sperm, and then female rats were single caged.
Drug resistance in the samples was determined by examination of the PR/RT sequence of each for mutations known to confer resistance to protease and reverse transcriptase inhibitors.
The cut-off at the twelfth degree was determined by examination of residuals to the fits to have the lowest degree that would adequately describe the shape.
After incubation at different times, the rate of germination was determined by examination of at least 25 randomly chosen microscopic fields.
Baseline vertebral fracture status was determined by examination of spinal radiographs according to published methods.
Birth date was determined by examination of the child's birth certificate or vaccination card.
Occurrence of distant recurrence was determined by examination of medical records.
Dendritic spine morphology was determined by examination of neurons transiently transfected with a GFP expression construct.
