Table 2.

ANOVA and post-hoc t-tests analysis for RBANS with TRD, non-TRD and HCs

Characteristic	TRD (N=15) mean±SD	Non-TRD (N=18) mean±SD	HC (N=20) mean±SD	p-value
Immediate Memory	71.8±11.47	66.06±11.8	90.25±22.76	<0.001*
TRD vs non-TRD	-	-	-	0.460
TRD vs HC	-	-	-	0.002*
Non-TRD vs HC	-	-	-	<0.001*
Visuospatial-Constructional	82.00±15.55	81.67±17.03	90.90±20.16	0.211
Language	84.67±9.25	79.00±16.60	95.32±12.07	0.001*
TRD vs non-TRD	-	-	-	0.224
TRD vs HC	-	-	-	0.022*
Non-TRD vs HC	-	-	-	0.001*
Attention	103.40±13.06	96.72±18.28	117.20±14.51	0.001*
TRD vs non-TRD	-	-	-	0.225
TRD vs HC	-	-	-	0.012*
Non-TRD vs HC	-	-	-	<0.001*
Delayed Memory	81.93±11.92	79.78±11.76	96.00±15.20	0.001*
TRD vs non-TRD	-	-	-	0.643
TRD vs HC	-	-	-	0.003*
Non-TRD vs HC	-	-	-	<0.001*
Total score	79.67±10.06	76.11±13.69	98.05±17.95	<0.001*
TRD vs non-TRD	-	-	-	0.490
TRD vs HC	-	-	-	0.001*
Non-TRD vs HC	-	-	-	<0.001*

Note: Post-hoc t-tests with least-significant difference (LSD), *p<0.05.

Abbreviations: RBANS, the Repeatable Battery for the Assessment of Neuropsychological Status; TRD, treatment-resistant depression; HC, healthy controls; non-TRD, non-treatment-resistant depression.