Table 1. Origin of the samples used either in the GWAS mining, or genotyped in the replication samples.
| Phenotype | Sample (reference) | Application | Cases | Controls | No. of markers | Covariate code | Genotyping platform |
| SCZ | German [30] | GWAS mining | 484 | 1300* | 135 | 2 | Illumina 550v3 |
| SCZ | British [34] | GWAS mining | 479 | 2937** | 85 | 12 | Affymetrix GC500K |
| SCZ | Danish [32] | Genotyping | 481 | 826 | 129 | 8 | Illumina Golden Gate |
| SCZ | Norwegian [32] | Genotyping | 160 | 269 | 129 | 9 | Illumina Golden Gate |
| BP | German [35] | GWAS mining | 682 | 1300* | 107 | 2 | Illumina 550v3 |
| BP | British [36] | GWAS mining | 1868 | 2937** | 107 | 12 | Affymetrix GC500K |
| BP | American [38] | GWAS mining | 461 | 563 | 109 | n.a. | Pools Illumina 550 |
| BP | Bosnian/Serbian [35] | Replication | 124 | 115 | 20 | 1 | Sequenom Massarray |
| BP | German [35] | Replication | 378 | 768 | 20 | 3 | Sequenom Massarray |
| BP | Spanish [35] | Replication | 298 | 400 | 20 | 4 | Sequenom Massarray |
| BP | Polish [35] | Replication | 446 | 558 | 20 | 5 | Sequenom Massarray |
| BP | Romanian [35] | Replication | 237 | 234 | 20 | 6 | Sequenom Massarray |
| BP | Russian [35] | Replication | 331 | 332 | 20 | 7 | Sequenom Massarray |
| ADHD | Norwegian [31] | Genotyping | 466 | 515 | 35 | 10 | Sequenom Massarray |
| ADHD | German [33] | GWAS mining | 495 | 1300* | 17 | 11 | Illumina 660 |
The number of cases and controls, number of markers mined/genotyped and the genotyping technology is shown. The covariate code takes into consideration the possible effect of country of origin and platform used in the genotypic analysis.
*
Same control samples used,
**
same control samples used. n.a., not applicable as the sample was not used for the merged analyses.