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Small samples and increased variability – discussing the need for restricted types of randomization in exercise interventions in old age
BACKGROUND: Randomization provides an equal chance for participants to be allocated to intervention groups, in order to create an equal distribution of all variables at baseline in all groups. However, this is not guaranteed, particularly if the groups are too small, or if the researched groups cons...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6815362/ https://www.ncbi.nlm.nih.gov/pubmed/31673298 http://dx.doi.org/10.1186/s11556-019-0224-3 |