Subject details and scores on the tasks completed.

Where subjects were tested on multiple tasks, ages at the time of each task are given in the order the tasks appear in this table. Abbreviations for cues correctly used by the subjects: Attention Attribution (AA) task: B – Body orientation; H – Head orientation; E – Eyes open/closed; M – Mixed cue. Object choice (OCT) task 1: P – Point; E – Elbow point; T – Tap; B – Body orientation; G – Gaze/Head alternation. Object choice (OCT) task 2: M – Marker; G – Sustained touch gazing at ground; T – Momentary touch gazing at ground; A – Sustained touch gazing ahead.