Table 1.

Participant characteristics

	PLING			BrainTime
Characteristics	Males	Females	Total	Males	Females	Total
Number of individuals, n	79	67	146	35	62	97
Total number of scans, n	125	112	237	56	85	141
Number of scans by wave, n
Wave 1 (age range)	79 (4.2–12.9)	67 (4.5–12.4)	146	35 (8.2–13.2)	62 (8.2–13.4)	97
Wave 2 (age range)	35 (5.8–10.8)	34 (5.5–11.3)	69	16 (10.5–13.1)	18 (10.2–13.5)	34
Wave 3 (age range)	9 (6.9–10.8)	8 (6.6–10.8)	17	5 (12.5–13.5)	5 (13.5–13.4)	10
Wave 4 (age range)	2 (8.5–9.6)	3 (8.8–9.0)	5