Figure 1

Odd ratios for CACNA1C polymorphism rs1006737 for cases versus control groups. *P<0.01; ***P<0.001; ******P<10–6. UP, unipolar recurrent major depression cases; new controls, GENESiS controls and Cardiff controls combined; SZ, schizophrenia cases; total case set, combined UK bipolar disorder cases, unipolar recurrent major depression cases and schizophrenia cases; total comparison set, combined WTCCC controls, GENESiS controls and Cardiff controls.