Table 3.

EFA-results for the symptom items of the ADHD Rating Scale—5.

Items	Cmnl.	Factor loadings (λ)
		C1	C2
Attention to details	0.54	0.77	−0.07
Sustaining attention	0.63	0.78	0.02
Does not seem to listen	0.54	0.66	0.11
Follow instructions	0.62	0.81	−0.04
Difficulty organizing	0.61	0.77	0.01
Sustained mental effort	0.55	0.79	−0.06
Loses things	0.49	0.66	0.07
Distracted	0.54	0.62	0.16
Forgetful	0.55	0.73	0.02
Fidgets	0.42	0.09	0.58
Leaves seat	0.57	0.08	0.70
Runs about	0.55	0.01	0.74
Playing quietly	0.42	0.18	0.52
On the go	0.59	0.03	0.75
Talks excessively	0.55	−0.04	0.77
Blurts out answers	0.50	−0.10	0.77
Awaiting turns	0.51	0.00	0.72
Interrupts or intrudes	0.48	0.02	0.68
R 2		0.53	0.47

Cmnl. = communalities; rotation = oblimin; extraction = Maximum Likelihood; N = 3,736; RMSR = 0.03.