Table 2. Comparison of performance between task-fMRI and resting state fMRI.

A. Cause Of Failure	rs-fMRI (n = 232)	task-based fMRI (n = 83)
Patient Motion	14 (6.0%)	0 (0%)
Susceptibility artifact	6 (2.6%)	0 (0%)
Unable to follow commands	0 (0%)	10 (12%)
No activation	2 (.9%)	20 (24%)
Technical failure NOS / did not pass QA	3 (1.2%)	2 (2.5%)
Anatomic misregistration to atlas	3 (1.2%)	0 (0%)
Total	28 (13%)	32 (38.5%)
B. Performance Between rs-fMFI and task-fMRI
	Successful rs-fMRI	Failed task-fMRI
Successful task-fMRI	54	25
Failed task-fMRI	29	3