Table 5.

Active/Inactive Basket Accuracy: Varying Accrual

Accrual Rates	Scenario (A)	TP	FP	FN	TN	Specificity	Sensitivity	EN	ET
(i) (1,1,1,2,3)	0 Active		2		98	98		60	12.2
	1 Active	14	5	6	75	94	68	75	16.5
	2 Active	31	5	9	55	91	77	84	18.5
	3 Active	48	5	12	35	87	80	90	19.1
	4 Active	67	4	13	16	80	84	90	18.1
	5 Active	89		11			89	76	13.6
(ii) (3,2,1,1,1)	0 Active		2		98	98		60	11.7
	1 Active	16	7	4	73	92	79	75	16.2
	2 Active	34	9	6	51	85	86	79	16.6
	3 Active	51	8	9	32	81	86	84	17.5
	4 Active	69	5	11	15	73	86	84	16.7
	5 Active	88		12			88	75	13.3

TP: true positive rate; FP: false positive rate; FN: false negative rate; TN: true negative rate