Table 1.

Descriptive statistics.

	Prolific sample (N = 651)	University sample (N = 569)	Clinically evaluated sample (N = 69)
Symptom	M (SD)	M (SD)	M (SD)
ASRS 1 | SCID 7 (Careless Mistakes)	1.77 (1.09)	1.74 (1.07)	0.32 (0.47)
ASRS 2 | SCID 8 (Diff. Sustaining Attention)	1.68 (1.06)	1.47 (1)	0.54 (0.5)
ASRS 3 | SCID 9 (Not Listening)	1.39 (1.09)	1.56 (1.1)	0.33 (0.47)
ASRS 4 | SCID 1 (Poor Follow Through)	2.13 (1.17)	2.52 (1.08)	0.26 (0.44)
ASRS 5 | SCID 2 (Diff. Organizing)	2.15 (1.33)	2.65 (1.2)	0.54 (0.5)
ASRS 6 | SCID 4 (Task Avoidance)	1.61 (1.13)	1.95 (1.05)	0.42 (0.5)
ASRS 7 | SCID 10 (Misplace Things)	1.62 (1)	1.99 (0.95)	0.57 (0.5)
ASRS 8 | SCID 11 (Distracted Extraneous Stimuli)	2.15 (1.12)	2.66 (0.97)	0.16 (0.37)
ASRS 9 | SCID 3 (Forgetful)	1.64 (1.15)	1.7 (1.04)	0.25 (0.43)
ASRS 10 | SCID 5 (Often Fidgets)	1.71 (1.16)	1.9 (1.07)	0.41 (0.49)
ASRS 11 | SCID 12 (Often Leaves Seat)	1.92 (1.07)	2.27 (0.95)	0.38 (0.49)
ASRS 12 | SCID 13 (Physically Restless)	0.89 (1.03)	1.01 (1)	0.15 (0.36)
ASRS 13 | SCID 14 (Diff. Relaxing/Unable Quietly)	1.95 (1.13)	2.16 (1.07)	0.37 (0.49)
ASRS 14 | SCID 6 (Drive by Motor)	1.86 (1.19)	1.88 (1.19)	0.54 (0.5)
ASRS 15 | SCID 15 (Talks Excessively)	1.33 (1.13)	1.79 (1.15)	0.28 (0.45)
ASRS 16 | SCID 16 (Blurts Out)	1.27 (1.14)	1.56 (1.19)	0.25 (0.44)
ASRS 17 | SCID 17 (Trouble Waiting)	1.12 (1.08)	1.34 (1.1)	0.18 (0.38)
ASRS 18 | SCID 18 (Interrupts Others)	1.19 (0.97)	1.43 (0.99)	0.28 (0.45)