Table 3.

Prevalence of Failure (%) Amongst Boys and Girls Classified as ‘Poor’ or ‘Near Mastery’ for Each Behavioral Component in the Stability Skill.

Performance criteria	Boys			Girls
	Poor	NM		Poor	NM
Stability Rock C1. Able to maintain and hold a seated tuck position (Legs should be pulled in tight to chest)	68.3	0		73.7	0
Stability Rock C2. Rocks backwards onto nape of neck and shoulder keeping legs pulled into the body at all time. Rock back to seated position	91.3	71.4		93.7	60.0
Stability Rock C3. Rock back for a second time, keeping legs pulled into body (tuck shape)	78.8	14.3		76.8	10.0
Stability Rock C4. During the second rock when returning to the seat position transfer weight to feed and drives up to standing position without placing hands on the floor at any stage	77.9	28.6		64.2	0