Table 1.
Covariate Data: Average Imbalance between Study Arms
Base Case 3 Covariatesa (k = 4 randomised and 40 non-randomised) |
Imputed data 5 Covariatesb (k = 4 randomised and 75 non-randomised) |
|
---|---|---|
Study Type Non-randomised |
Average Difference (EVAR-OSR) |
Average Difference (EVAR-OSR) |
Male (proportion) | 0.09 | 0.10 |
Age (years) | 2.40 | 2.53 |
Cardiac disease (proportion) | 0.12 | 0.14 |
Pulmonary disease (proportion) | not considered as missing in 43% of the 75 non-randomised studies | 0.10 |
Renal disease (proportion) | not considered as missing in 54% of the 75 non-randomised studies | 0.05 |
Randomised | ||
Male (proportion) | 0.05 | 0.05 |
Age (years) | 0.82 | 0.82 |
Cardiac disease (proportion) | 0.05 | 0.05 |
Pulmonary disease (proportion) | not considered as missing in 25% of the 4 randomised studies | 0.13 |
Renal disease (proportion) | not considered as missing in 50% of the 4 randomised studies | 0.07 |
a.male, age, cardiac disease, b.male, age, cardiac disease, pulmonary disease, renal disease