Table 2.

Factor loadings and commonalities of the explorative administrations of the OnTracc.

	Study I (N = 134)
Items	Engagement	Awareness	Challenges	h2
OT_5	0.29			0.30
OT_6	0.30			0.20
OT_11	0.44			0.41
OT_16	0.83			0.55
OT_17	0.41			0.39
OT_23	0.43			0.27
OT_28	0.57			0.35
OT_9		0.40		0.21
OT_18		0.45		0.33
OT_19		0.42		0.39
OT_20		0.36		0.21
OT_24		0.30		0.15
OT_25		0.66		0.41
OT_31		0.52		0.33
OT_35		0.65		0.37
OT_36		0.90		0.65
OT_2			0.45	0.25
OT_3			0.40	0.29
OT_7			0.50	0.22
OT_8			0.66	0.37
OT_10			0.43	0.33
OT_12			0.31	0.07
OT_14			0.45	0.30
OT_21			0.33	0.13
OT_26			0.32	0.18
OT_33			0.40	0.29
OT_37			0.41	0.32
McDonald’s Omega ω	0.81	0.73	0.75	–

h² = commonality. An overview of the German items and English translations can be found in (Supplementary Table A).