Table 4.

Performance evaluation by five-fold cross-validation for all data and 10 MDD-clustered subgroups.

Data set	SEN	SPE	ACC	MCC
All data	62.60%	59.00%	60.17%	0.202
MDD cluster 1	77.55%	70.59%	72.85%	0.453
MDD cluster 2	94.32%	85.56%	88.43%	0.764
MDD cluster 3	84.82%	70.53%	75.17%	0.519
MDD cluster 4	60.80%	58.24%	59.07%	0.178
MDD cluster 5	66.90%	60.68%	62.70%	0.258
MDD cluster 6	72.52%	68.13%	69.55%	0.382
MDD cluster 7	70.49%	62.60%	65.16%	0.310
MDD cluster 8	62.31%	54.90%	57.30%	0.161
MDD cluster 9	70.67%	58.97%	62.77%	0.278
MDD cluster 10	70.30%	64.44%	66.34%	0.326
10 MDD clusters (average)	73.07%	65.46%	67.93%	0.3629