Table 2.

Mean Language and BSID-II Scores by Primary Language at 30 months

Measure	All		English		Spanish		p
	N	Mean (SD)	N	Mean (SD)	N	Mean (SD)
PPVT-III	218	78 (20)	190	80 (19)	28	67 (19)	0.002
EOWPVT	224	81 (19)	213	82 (19)	11	60 (10)	0.001
ROWPVT	249	87 (18)	236	88 (18)	13	75 (13)	0.011
Bayley MDI	454	87 (16)	413	88 (16)	41	80 (15)	0.003
Bayley PDI	433	90 (20)	393	90 (20)	40	92 (16)	0.574
	N	N (%) with outcome	N	N (%) with outcome	N	N (%) with outcome	p
Bayley MDI < 70	454	59 (13)	413	51 (12)	41	8 (20)	0.193
Bayley PDI < 70	433	77 (18)	393	72 (18)	40	5 (13)	0.359
NDI	433	104 (24)	393	95 (24)	40	9 (23)	0.814

Note: Children were evaluated using their preferred primary language for all developmental evaluations.