Unit of Analysis | Method of Analysis | Unadjusted for Covariates | Adjusted for Covariates | ||
---|---|---|---|---|---|
 |  | OR | 95% CI | OR | 95% CI |
Cluster | Un-weighted Regression | 1.05 | (0.59 1.87) | 1.05 | (0.60 1.84) |
 | Weighted Regression | 1.27 | (0.81 1.99) | 1.27 | (0.82 1.96) |
 | Random-effects Meta Regression | 1.05 | (0.60 1.85) | 1.05 | (0.61 1.82) |
Individual | Standard Logistic Regression | 1.14 | (0.93 1.39) | 1.17 | (0.95 1.44) |
 | Robust Standard Error | 1.14 | (0.72 1.80) | 1.17 | (0.79 1.73) |
 | Generalized Estimating Equations ** | 1.14 | (0.72 1.80) | 1.15 | (0.76 1.72) |
 | Modified GEE (1) *** | 1.14 | (0.71 1.83) |  |  |
 | Modified GEE (2) **** | 1.14 | (0.71 1.84) |  |  |
 | Random-effects Meta Analysis | 1.09 | (0.68 1.74) | 1.12 | (0.73 1.70) |
 | Random-effects Logistic Regression | 1.10 | (0.65 1.86) | 1.13 | (0.71 1.80) |
 | Bayesian Random-effects Regression | 1.12 | (0.64 1.95) | 1.13 | (0.68 1.87) |