Research Aid

ResearchAid teaches health and clinical research methods and biostatistics through short, interactive lessons you can finish in minutes. Built for medical, dental, nursing, and health sciences students, residents, faculty, and researchers, ResearchAid turns the concepts that intimidate most clinicians into clear, practical understanding. Every lesson focuses on what the numbers mean, so you can design better studies, interpret results correctly, and judge the evidence behind clinical decisions. LEARN STEP BY STEP Seven tracks take you from beginner to advanced: - Foundations of Clinical Research: the scientific method, hypotheses, ethics, and the evidence hierarchy - Describing Clinical Data: data types, central tendency, variability, and visualization - Probability and Sampling: sampling methods, distributions, and the logic of inference - Inference Essentials: confidence intervals, hypothesis testing, and what p-values really mean - Comparing Groups: t-tests, ANOVA, chi-square, and nonparametric tests - Modeling Relationships and Risk: correlation, regression, survival analysis, odds ratios, and diagnostic accuracy - Reading and Critiquing the Evidence: bias, confounding, reporting guidelines, and critical appraisal LEARN FROM REAL CASES Lessons are anchored in landmark studies and famous failures, from Doll and Hill's smoking research and the Framingham Heart Study to the Women's Health Initiative reversal and the retracted Wakefield paper. You learn how research works and how it goes wrong. DESIGNED FOR BUSY CLINICIANS - Bite-sized lessons with interactive questions in every one - Clinical vs statistical significance, effect sizes, NNT, and other high-yield topics most courses skip - Grounded in leading biostatistics textbooks and the CONSORT, STROBE, and PRISMA reporting guidelines - Full Arabic and English content - Works offline - No account or sign-up needed Whether you are writing a thesis, reviewing a manuscript, preparing for a journal club, or reading a new trial, ResearchAid gives you the statistical literacy to do it with confidence.