Table 1 Summary of samples used in GWASs and replication studies
From: Discovery of a novel genetic susceptibility locus on X chromosome for systemic lupus erythematosus
| Â | Cases | Controls | |||||
|---|---|---|---|---|---|---|---|
Stage | Sample size | Mean (SD) age | Mean (SD) age of onset | Sex (female) | Sample size | Mean (SD) age | Sex (female) |
GWAS | 1017 | 34.19 (11.47) | 29.84 (10.96) | 1017 | 539 | 34.31 (12.49) | 539 |
Replication central | 1156 | 35.19 (12.16) | 30.70 (11.32) | 1156 | 2330 | 29.34 (11.20) | 2330 |
Replication southern | 1012 | 33.01 (10.82) | 28.22 (10.03) | 1012 | 335 | 32.59 (13.21) | 335 |
Replication northern | 274 | 35.64 (12.02) | 31.10 (11.79) | 274 | 133 | 29.48 (15.59) | 133 |
Total | 3459 | 34.29 (11.60) | 29.76 (10.94) | 3459 | 3337 | 30.47 (11.98) | 3337 |