Language Delay Is Not Predictable from Available Risk Factors

Table 3

Prevalence of language delay at 30 months in relation to number of risk factors, overall and by gender, with Fisher’s exact test 𝑃 values. 𝑁=273 (27 with language delay) after excluding 32 children with missing data for one or more risk factors.

	Number of risk factors				𝑃 value
	0	1	2	3
Overall
No language delay	111	118	15	2	𝑃<0.001
Language delay	3	11	8	5
Prevalence	2.6%	8.5%	34.8%	71.4%
Males
No language delay	0	102	12	2	𝑃<0.001
language delay	0	7	7	5
Prevalence	—	6.4%	36.8%	71.4%
Females
No language delay	111	16	3	0	𝑃=0.005
Language delay	3	4	1	0
Prevalence	2.6%	20.0%	25.0%	—