Table 7.

Relationships amongst independent variables.

	Session	Engaged attention	Percent prompting	Prompt rate
Session		−0.289	−624	0.932
Engaged attention	−0.0000504		−442	−0.0685
Percent prompting	−0.00000051	0.00000738		−0.000042
Prompt rate	0.00308	−0.0112	−170

Rates are defined as the number of occurrences per second. Percents are the percentage of the session during which the specified behaviour was occurring.

RSB, repetitive and stereotypic behaviour; *p < 0.05; see text for more precise tail probabilities.