baseline population
[ˈbeɪslaɪn ˌpɑpjəˈleɪʃən]
nounpl: baseline populations
população de referência
1. The initial measured state of a population at the start of a study, used as a point of comparison for subsequent measurements or changes
The baseline population for the health study included 5,000 participants aged 18-65.
A população de referência para o estudo de saúde incluía 5.000 participantes com idades entre 18-65 anos.
2. A representative sample or group that establishes the standard conditions against which future changes or interventions are measured
Researchers compared post-intervention results against the baseline population data.
Os pesquisadores compararam os resultados pós-intervenção com os dados da população de referência.
3. The original demographic composition of a population before any experimental treatment or environmental change
The baseline population showed no significant differences between treatment and control groups.
A população de referência não apresentou diferenças significativas entre os grupos de tratamento e controle.
This term is predominantly used in scientific, medical, and statistical contexts in both Brazil and the USA. It is essential in public health research, clinical trials, and epidemiological studies. The concept is central to evidence-based practice and is widely understood by healthcare professionals and researchers across both countries.
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