Table II.

Frequency and severity of ADHD symptoms in survivors of childhood ALL

Inattentive Symptoms	Severity Rating (n)
	Never	Occasionally	Often	Very Often	% Impaired
Fails to give close attention to details or makes careless mistakes in school, work of other activities	68	62	20	11	19%
Difficulty sustaining attention in tasks or play	88	42	18	13	19%
Does not seem to listen when spoken to directly	77	58	13	12	16%
Does not follow through on instructions and fails to finish school work, chores, or duties in work place	89	44	13	15	17%
Difficulty organizing tasks and activities	95	33	18	15	20%
Avoids, dislikes, or is reluctant to engage in tasks that require sustained mental effort	83	39	24	15	24%
Loses things necessary for tasks or activities	101	40	13	7	12%
Easily distracted by extraneous stimuli	64	45	25	26	32%
Forgetful in daily activities	77	49	19	16	22%
Hyperactive/Impulsive Symptoms	Never	Occasionally	Often	Very Often	% Impaired
Fidgets with hands or feet or squirms in seat	59	50	29	23	32%
Leaves seat in classroom or in other situations where remaining seated is expected	132	20	6	3	6%
Runs around or climbs excessively in situations in which it is inappropriate	130	18	4	9	8%
Has difficulty playing or engaging in leisure activities quietly	145	9	5	2	4%
Is “on the go” or often acts as if “driven by a motor”	106	28	17	10	17%
Talks excessively	93	34	15	19	21%
Blurts out answers before questions have been completed	107	38	8	7	9%
Has difficulty awaiting turn	126	20	11	4	9%
Interrupts or intrudes on others	101	43	9	8	11%
Pervasiveness of Symptoms	Never	Occasionally	Often	Very Often	% Impaired
Most of the symptoms are present at home and school (or work)	67	35	29	30	37%
Functional impact	Yes	No
Symptoms of attention deficit, impulsivity, or hyperactivity impair social, school, or work functioning	41	120

Note: %Impaired defined as those who report “Often” or “Very Often” experiencing symptoms.