PSS Health: how to calculate sample size to test hypothesis involving quantitative variables
DOI:
https://doi.org/10.22491/2357-9730.139152Keywords:
sample size, sample size calculation, correlation, regression, quantitative outcomes, PSS HealthAbstract
Continuing the series of articles aimed at guiding users in using the PSS Health tool for research planning, this edition presents a step-by-step guide on how to perform sample size calculation to test statistical relationships between variables and a quantitative outcome. This article will cover techniques for correlation testing, linear regression, and Cox regression. All examples are also illustrated and available in videos on the Biostatistics Unit YouTube channel.
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Copyright (c) 2025 Aline Castello Branco Mancuso, Stela Maris de Jezus Castro, Vanessa Bielefeldt Leotti, Vânia Naomi Hirakata, Gustavo Thomas, Rogério Boff Borges
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