Table 3.

Comparison of thyroid volumes between mood disorder subjects on lithium and healthy controls

Variable	Mean±SD		t	df	P
	Lithium group (n=43)	Control group (n=43)
R_L_Vol (ml)	5.68±1.03	3.30±0.424	14.678	42	0.001
L_L_Vol (ml)	3.72±0.53	1.49±0.28	21.52	42	0.001
Total _Vol (ml)	9.40±1.41	4.79±0.45	19.16	42	0.001

SD: Standard deviation