Table 2.

Characteristics of Video-Recorded Children (n=9) and Results on Motor Test and OMQ Scale

Characteristic			Motor test			OMQ scale total score, median (range)
Age at video recording, mo	Sex	Diagnosis/indications for treatment	Instrument	z-score*	All therapists (n=28)	Work experience, y
						≤5 (n=11)	≥8 (n=17)
13	F	Neuromuscular disorder with hypotonia	AIMS	−7.7	43 (32–51)	46 (35–51)	39 (32–51)
18	M	Trisomy 21	BSID–III	−3.2	51.5 (37–60)	52 (37–55)	50 (38–60)
64	M	Developmental coordination disorder	MABC–2–NL	−3.0	47 (36–60)	51 (44–59)	44 (36–60)
23	F	Trisomy 21	BSID–III	−2.6	53 (32–61)	53 (32–59)	53 (39–61)
14	F	Spastic cerebral palsy, unilateral	BSID–III	−2.2	51 (42–59)	53 (43–59)	50 (42–58)
8	M	Pre-term birth	AIMS	−1.7	65.5 (49–74)	66 (56–74)	64 (49–74)
54	M	Developmental coordination disorder	MABC–2–NL	−1.7	55.5 (47–69)	58 (48–64)	55 (47–69)
6	F	Idiopathic asymmetry†	AIMS	−0.6	67 (48–75)	67 (49–74)	67 (48–75)
38	M	Typical development	MABC–2–NL	1.7	64 (51–74)	62 (51–70)	66 (52–74)

^*Standardized score, whereby the raw score is expressed in standard deviation units to compare it with norm scores from typically developing children of the same age (mean=0; SD=1).

^†Seen in young infants with an asymmetrical head and/or body posture.

OMQ=Observable Movement Quality; F=female; AIMS=Alberta Infant Motor Scale; M=male; BSID–III=Bayley Scales of Infant Development, Third Edition; MABC–2–NL=Movement Assessment Battery for Children, Second Edition, Dutch version.