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. 2018 Jun 11;5(2):e47. doi: 10.2196/mental.9946

Table 6.

C5.0 decision rules for the 2-8-30D model.

Rule number (training cases applicable/misclassified)	Class predicted (confidence)	Antecedents
Rule 1 (516/26)	Prolific (0.948)	Count ≤ 7
		MeanDur^a > 646.875
		MeanDur ≤ 837
		SDDur^b > 391.805
		SDDur ≤ 1290.503
Rule 2 (367/23)	Prolific (0.935)	MeanDur > 549
		MeanDur ≤ 646.875
		SDDur > 386.0335
Rule 3 (169/11)	Prolific (0.930)	MeanDur > 837
		MeanDur ≤ 1632.125
		SDDur > 320.4684
		SDDur ≤ 433.749
Rule 4 (120/8)	Prolific (0.926)	Count > 7
		MeanDur > 646.875
		MeanDur ≤ 837
		SDDur > 320.4684
		SDDur ≤ 1290.503
Rule 5 (269/39)	Prolific (0.852)	Count > 7
		MeanDur > 930.5
		MeanDur ≤ 1678.5
		SDDur > 320.4684
		SDDur ≤ 1810.193
		IATLife^c ≤ 2420253
Rule 6 (332/51)	Prolific (0.844)	MeanDur > 776.125
		MeanDur ≤ 1575
		IATLife > 1886978
Rule 7 (96/15)	Prolific (0.837)	MeanDur > 930.5
		MeanDur ≤ 2126.5
		SDDur > 320.4684
		SDDur ≤ 1810.193
		IATLife > 2420253
Rule 8 (5432/1917)	Prolific (0.647)	SDDur > 320.4684
Rule 9 (4703/310)	Other (0.934)	MeanDur ≤ 353
Rule 9 (4703/310)		SDDur ≤ 464.1454
Rule 10 (806/97)	Other (0.879)	Count ≤ 7
Rule 10 (806/97)		SDDur > 1376.03
Rule 11 (664/80)	Other (0.878)	Count ≤ 3
		MeanDur > 1124
		SDDur > 1197.839
Rule 12 (63/7)	Other (0.877)	Count > 7
		MeanDur > 930.5
		SDDur > 1290.503
		IATLife > 456108
		IATLife ≤ 2420253
Rule 13 (564/69)	Other (0.876)	MeanDur > 1716
Rule 13 (564/69)		SDDur > 1124.133
Rule 14 (6178/855)	Other (0.861)	SDDur ≤ 433.749
Rule 15 (990/139)	Other (0.859)	MeanDur > 930.5
		SDDur > 1290.503
		IATLife ≤ 2420253
Rule 16 (590/102)	Other (0.826)	MeanDur > 2062.667
Rule 16 (590/102)		SDDur > 320.4684
Default	Other

^aMeanDur: mean duration of initial calls

^bSDDur: standard deviation of initial calls.

^cIATLife: Inter-Arrival-Time Life