Parental phonological memory contributes to prediction of outcome of late talkers from 20 months to 4 years: a longitudinal study of precursors of specific language impairment

Table 4 Parental characteristics in relation to the child's outcome at 4 years

Characteristic^a	Status, mean ± SD		t (d.f. = 72)	P	Cohen d
	TD, n = 60	SLI, n = 14 ^b
Age of mother at end of FTE, years	22.06 ± 3.6	20.93 ± 2.92	1.09	0.279	0.33
Parent non-word repetition, time 1^c	11.17 ± 2.63	9.00 ± 2.57	2.79	0.007	0.84
Parent non-word repetition time 2^c	12.71 ± 1.93	12.53 ± 2.26	0.31	0.758	0.09
Mill-Hill vocabulary, time 2, raw	44.73 ± 7.32	43.07 ± 8.05	0.75	0.457	0.23

^aAbbreviations: FTE, full-time education; SLI, specific language impairment; TD, typical development.
^bParental data not available for one SLI case.
^c Scaled score, mean ± 10 ± 3.

ISSN: 1866-1955