Table 1.

NDI assessment matrix.

	Age band	Motor	Cognition	Vision	Hearing	Emotional-behavioural
South Africa	5-9	GMDS-ER – composite locomotor & hand-eye coordination scales	GMDS-ER – composite hearing & language, eye-hand coordination, performance, reasoning scales	Tumbling E	OAE screening + clinical determination	Pre-school CBCL (<6) – total problem score School age CBCL (6 – 18) – total problem score
Mozambique	<5	MDAT – gross motor scale*	MDAT – fine motor-cognitive scale*	Clinician screening + Peek acuity app	Clinician screening + clinical determination (severe only)
	5-9	No motor for ≥6 from CANTAB as reference populations not available	CANTAB composite of spatial span and working memory
	10+
India	<5	BSID – motor scale⁎⁎ BOT short form⁎⁎	BSID – composite language & cognitive scales⁎⁎ WPPSI⁎⁎	Visual screening + clinical determination	Hearing screening + clinical determination
	5-9	BOT short form	WPPSI – IQ score WISC5 –IQ score	Tumbling E
	10+		WISC 5 – IQ score
Kenya	<5	KDI – motor scale	KDI – eye-hand coordination scale	LEA Symbols	ABR
	5-9	composite score of Bead threading & ball balance	RCM full scale	Tumbling E
	10+
Argentina	<5	Clinical assessment of motor	WPPSI – IQ score	Tumbling E	Hearing screening + clinical determination
	5-9		WPPSI – IQ score WISC 4–IQ score
	10+		WISC 4 – IQ score

ABR = Auditory Brainstem Response; BOT = Bruininks-Oseretsky Test; BSID = Bayley Scales of Infant and Toddler Development; CANTAB = Cambridge Neuropsychological Test Automated Battery CBCL Child Behavior Checklist; GMDS-ER = Griffiths Mental Development Scales – Extended Revised; KDI = Kilifi Developmental Inventory; MDAT = Malawi Developmental Assessment Tool; RCM = Raven's colored matrices; WISC = Wechsler Abbreviated Scale of Intelligence; WPPSI = Wechsler Preschool and Primary Scales of Intelligence.

^⁎BSID assessment up to 42 months.

^†WPPSI assessment in Argentina 3-7 years. WPPSI assessment in India 4-7 years.

^‡BOT assessment ≥4 years.

^¥WISC 4 and WISC 5 assessment ≥7 years.