Table 3. The mean and standard deviation (inter-individual variability) of the Ct values in the depressed and control group. The I-WV value is the mean of the inter-well Ct variation (triplicate runs).

Gene	Controls			Depressed
	Mean Ct	SD	I-WV	Mean Ct	SD	I-WV
GAPDH	17.32	0.46	0.116	18.29	0.82	0.100
OGG1	21.53	0.50	0.231	22.17	0.59	0.195
STMN1	17.45	0.12	0.215	17.61	0.14	0.202
P16INK4a	33.77	1.77	0.170	33.87	1.34	0.193
TERT	32.60	1.12	0.458	33.42	0.91	0.374
DUSP1	17.88	1;23	0.142	18.42	0.99	0.115
FOS	17.61	1.17	0.117	18.97	0.98	0.195
IL6	28.20	1.20	0.213	29.08	0.96	0.358
Telomere	13.60	0.30	0.078	13.42	0.32	0.053
36B4	21.86	0.16	0.076	21.87	0.32	0.050