Study | Method | Cases | Controls | Diff | ||||
---|---|---|---|---|---|---|---|---|
 |  | Mean (%) | SD (%) | IQR | Mean (%) | SD (%) | IQR | (%) |
EPIC | 450k | 53.00 | 0.39 | [52.68–53.27] | 53.18 | 0.35 | [52.97–53.40] | −0.18 |
NOWAC | 450k | 54.02 | 0.45 | [53.73–54.32] | 54.02 | 0.41 | [53.77–54.29] | 0.00 |
MCCSa | 450k | 51.86 | 1.00 | nd | 51.95 | 1.01 | nd | −0.09 |
BGSb | WGBS | 48.12 | – | – | 48.30 | – | – | −0.18 |