Table 4.

Participant characteristics influencing the prevalence of autism diagnosis in individuals born preterm

Covariate	Estimate	S.E.	Z	p	Lower 95%CI	Upper 95%CI
Screening tools
Age at assessment	−0.00010	0.0005	−1.9172	.0552	−0.0021	0.0000
Gestational age	−0.0080	0.0144	−0.5546	.5791	−0.0362	0.0202
Diagnostic tools
Age at assessment	−0.00005	0.0004	−1.3022	.1928	−0.0012	0.0002
Gestational age	−0.0175	0.0112	−1.5602	.1187	−0.0394	0.0045