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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: J Psychiatr Res. 2018 Nov 22;110:51–56. doi: 10.1016/j.jpsychires.2018.11.020

Table 1.

Control (n=28) Mean (SD) MDD (n=23) Mean (SD) t-test
Age(years) 31.86 (10.19) 34.13 (9.67) t(49) = −0.801, p = 0.421
Sex (% female) 67% 57% t(49) = 0.822, p = 0.415
Education (years) 15.53 (1.91) 16.13 (1.87) t(49) = −1.665, p= 0.269
Beck Depression Inventory (BDI) 1.84 (2.75) 21.26 (11.04) t(49) = −8.674, p <0.001
Montgomery-Asberg Depression Rating Scale (MADRS) 0.61 (0.99) 24.45 (3.95) t(49) = −30.817, p< 0.001
Processing Speed Domain (z score) 0.35 (0.67) 0.11 (0.64) t(49) = 1.287, p = 0.204
Working Memory Domain (z score) 0.01 (0.86) −0.05 (0.81) t(49) = 0.220, p = 0.826
Episodic Memory Domain (z score) 0.17 (0.63) −0.07 (0.76) t(49) = 1.273, p = 0.209
Executive Function Domain (z score) 0.15 (0.56) 0.13 (0.65) t(49) = 0.088, p = 0.930