Table 2.

Descriptive statistics for sharing task.

	18 months	36 months
Prevalence (% who shared at all)	36.9%	72.1%
M (SD) stage of sharinga	0.61 (0.89)	1.14 (0.99)
M (SD) amount shareda	0.64 (0.95)	1.40 (1.05)
Out of those who shared, % of children sharing…
Spontaneously	10.4%	20.8%
After a non-verbal cue (cued)	43.8%	15.8%
After a verbal request (compliance)	45.8%	63.4%

^a0–3 rating scale.