Meanings of compositional differences in English

Regression analyses examined medication utilization and healthcare expenditures after controlling for between-group compositional differences.

Body compositional differences between Black and White adults are well-known.

Objective: To investigate compositional differences in the gut microbiota associated with bone homeostasis and fractures in a cohort of older adults.

They may have something to do with the geology at the surface, some compositional differences or perhaps just changes in topography.

Conclusions: The study demonstrates that physiological and compositional differences between berries of different sizes parallel transcriptome changes that involve fruit texture, flavor, and aroma pathways.

Analysis of variance using distance matrices provided evidence that stressors alone and in interactions explained compositional differences of pairs of study sites (beta diversity).