Table 3.

Multiple linear regression [dependent variable: total Catatonia Spectrum (CS) score; independent variables: Adult Autism Subthreshold (AdAS) Spectrum domain scores] with related regression coefficients (B) and standard error (SE), significance (p), and confidence interval (CI).

AdAS Spectrum domain scores	B (SE)	p	CI (95%)
Childhood/adolescence	0.151 (0.141)	0.284	−1.25; 0.427
Verbal communication	0.671 (0.221)	0.002	0.237; 1.104
Nonverbal communication	0.58 (0.149)	<0.001	0.286; 0.874
Empathy	−0.134 (0.215)	0.535	−0.556; 0.289
Inflexibility and adherence to routine	0.252 (0.109)	0.022	0.037; 0.466
Restricted interests and rumination	0.536 (0.168)	0001	0.207; 0.866
Hyper–hypo reactivity to sensory input	0.798 (0.182)	<0.001	0.440; 1.155

Note: Adjusted R² = 0.589.

p value < 0,05