Stats CalculatorDiagnostic Test: Calculates Sensitivity, Specificity, PPV, NPV, LR+, and LR.
Prospective Study: Calculates Relative Risk (RR), Absolute Relative Risk (ARR), and Number Needed to Treat (NNT).
Case-control Study: Calculates Chi-squared and OR.
Randomized Controlled Trial: Calculates Relative Risk, Absolute Relative Resk, Number Needed to Treat, Chi-squared, and OR.