Math — Study Designs
Observational versus experimental studies.
Rendering…
Make it your own.
digraph StudyDesign {
node [shape=box, style=rounded];
"Study design" -> "Observational";
"Study design" -> "Experimental";
Observational -> "Cohort (forward)";
Observational -> "Case-control (backward)";
Observational -> "Cross-sectional";
Experimental -> "Randomised controlled trial";
}