Table 1.

HGF levels in bipolar disorder patients and controls.

	HGF bipolar	HGF controls
Mean	402.3	573.9
SD	204.5	142.8
SEM	34.6	32.8
N	35	19

Notes: The two-tailed P value equals 0.0021; t = 3.2457; df = 52; Standard error of difference = 52.859.