Methods for acquiring MRI data in children with autism spectrum disorder and intellectual impairment without the use of sedation

Table 3 Frequencies of behavior intervention strategies

Participant	Pairing	Choices	Premack principle (1st/then)	Behavior momentum	Peer model	Visual storyboard	Visual timer	Verbal countdown	Verbal reminders
1	x	x					x
2	x	x	x		x		x
3	x	x	x						x
4	x	x	x	x			x		x
5	x	x			x	x	x	x
6	x	x	x		x	x
7	x	x					x		x
8	x	x	x			x	x
9	x	x					x
10	x	x	x		x	x	x	x
11	x	x					x
12	x	x					x	x
13	x	x			x		x
14	x	x					x
15	x	x				x
16	x	x	x				x
17	x	x					x		x
Totals (percent)	17 (100 %)	17 (100 %)	7 (41 %)	1 (6 %)	5 (29 %)	5 (29 %)	14 (82 %)	3 (18 %)	4 (24 %)

Participant numbers match those depicted in Table 1. Participants 1–13 have IQs in the range of ID

ISSN: 1866-1955