Table 2.

Bayley-III Motor Composite and BSID-II PDI scores.

	BSID-II PDI
Bayley-III MC	Normal (≥85)	Mild (70–84)	Moderate (55–69)	Severe (<55)	Total, n %
Normal (≥85)	77 (30.7%)	56(22.3%)	28(11.2%)	4(1.6%)	165(65.7%)
Mild (70–84)	0	2(0.8%)	11(4.4%)	18(7.2%)	31(12.4%)
Moderate (55-69)	0	0	1	20(8%)	21(8.4%)
Severe (<55)	0	0	0	34(13.5%)	34(13.5%)
Total	77 (30.7%)	58(23.1%)	40 (15.9%)	76(30.3%)	251* (100%)

BSID-II, Bayley Scales of Infant and Toddler Development 2nd Edition; Bayley-III, Bayley Scales of Infant and Toddler Development 3rd Edition, MC, Motor Composite; PDI, Psychomotor Developmental Index