MedicalStat

Risk and Odds

2 × 2 Table
Total
Total


Results

Decimals:

Risk
(exposed group)
Risk SE % approx. CI
% exact CI
Per:

Risk
(unexposed group)
Risk SE % approx. CI
% exact CI

Odds
(exposed group)
Odds SE(Ln(odds)) % approx. CI
% exact CI

Odds
(unexposed group)
Odds SE(Ln(odds)) % approx. CI
% exact CI

Risk Difference:
(exposed - unexposed)
RD SE % approx. CI
Null Hypothesis (H0) Z value P value
RD
Risk Ratio
(relative risk)
RR SE(Ln(RR)) % approx. CI
Null Hypothesis (H0) Z value P value
RR
Odds Ratio OR SE(Ln(OR)) % approx. CI
Null Hypothesis (H0) Z value P value
OR
Chi-Square ( \( \chi^2 \) ) Test
of independence
Expected values Contributions Critical Value ( 5% ) \( \chi^2 \) value P value