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Figure 1 | BMC Medical Research Methodology

Figure 1

From: Investigation of relative risk estimates from studies of the same population with contrasting response rates and designs

Figure 1

Odds ratios a by study where the exposure and outcome variables were highly comparable across the 45 and Up Study and the NSW PHS b. ARIA+, Accessibility Remoteness Index of Australia; CI, Confidence Interval; NSW, New South Wales; PHS, Population Health Survey. a Adjusting for age, sex and remoteness.b Black squares represent ORs with area inversely proportional to the sample size contributing to the OR and the corresponding line represents the 95% confidence interval. c P-value from Wald chi-square test: testing for a difference between the two studies for the specific exposure-outcome pair

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