Table 1.
Genomewide association studies of lithium response
| Study | Subjects | Assessment of lithium response | Results | Comments |
|---|---|---|---|---|
| STEP-BD164 | 458 discovery and 359 replication sample | Time to recurrence | Ch 10 (rs10795189) p=5.5×10−7 in discovery sample | <60% of subjects on lithium monotherapy; <40% treated for 1 year or more |
| Squassina et al.165 | 52 (26 R and 26 NR) | Retrospective scale | Ch 17 (ACCN1 gene; rs11869731 p=7.21×10−6 | Small sample size |
| Chen et al.152 | 294 discovery (185 R, 109 NR) and replication (50 R, 50 NR) | Retrospective scale; inter-rater reliability reported | Ch 3 (GADL1 gene; rs17026688, rs17026651) p=1.66×10−49 in combined sample |
The associated variant not present in Caucasians |
| ConLiGen166 | 1217 (374 R, 843 NR) | Retrospective scale; inter-rater reliability reported | Ch 2 (SLC4A10 gene) p=1.95×10−6 | Preliminary results; data collection and analyses continuing |
| Bergen et al.167 | 940 (64% R, 28% PR, 8% NR) | Self-report | Ch 17 (GAS gene; rs12601160) p=2.20×10−6 | Preliminary results; data collection and analyses continuing |
R responders, PR partial responders, NR non-responders