Sentence examples for geographic stratification from inspiring English sources

The model quantitatively addresses the geographic stratification of disease burden in a novel framework by explicitly accounting for drivers and controls of the disease, including spatial information on the distributions of population and infrastructure, jointly with a general description of human mobility and climatic/ecological drivers.

Design: A 3-month pragmatic, multicenter controlled trial with geographic stratification.

We conducted a 3-month prospective, controlled study with a quasi-experimental design (i.e., a nonrandomized controlled sample with geographic stratification [30 areas]).

Finally, we did not perform a cluster randomized study by randomizing GPs practices to intervention or control because we assumed that the risk of contact between GPs in control and intervention practices during the trial would have been higher than with a quasi-experimental design with geographic stratification.

We found evidence of local geographic stratification within the population having impact on the genomic structure.

After geographic stratification, two successive selection stages were implemented: selection of schools and selection of school classes.

Classifications related to ethnicity are often imprecise and contestable.45 Within the Generation R sample there is substantial 'sample structure' resulting from both geographic population stratification (that is, inclusion of individuals from different populations) as well as from known and hidden family-relatedness (for example, siblings, cousins and so on).

This categorization allows for both geographic and economic stratification, and is consistent with both World Bank income-based definitions and established clinical research infrastructure [ 13].

(4) Finally, we control for unobserved community norms at different levels of geographic size through stratification of the regression models by community to only compare daughters within the same community to each other.

No differences for the six socio-demographic and geographic variables used for stratification were found between respondents and the French general population as observed in the latest census statistics [17].

The sampling design included multistage stratification by geographic and socio-economic characteristics and clustering by Census Enumeration Areas.[20] Eight-year follow-up was available for 2468 individuals aged 65+ at baseline who had completed all items in the social vulnerability measure (Figure 1).