. Author manuscript; available in PMC: 2020 Nov 1.

Published in final edited form as: J Clin Child Adolesc Psychol. 2018 Feb 16;48(6):825–839. doi: 10.1080/15374416.2017.1416619

Table 3.

Standardized Primary and Secondary Factor Loadings of Sluggish Cognitive Tempo and ADHD Inattention Symptoms on Sluggish Cognitive Tempo and ADHD-Inattention Factors

	Mothers		Fathers		Teachers
Item	SCT	IN	SCT	IN	SCT	IN
Sluggish Cognitive Tempo Symptoms
1. Behavior is slow	0.86^*	−0.23^*	0.81^*	−0.21^*	1.17^*	−0.43
2. Lost in a fog	0.62^*	0.24^*	0.70^*	0.16^*	0.79^*	0.18^*
3. Stares blankly into space	0.69^*	0.06^ns	0.77^*	−0.01^ns	0.87^*	0.08^ns
4. Drowsy or sleepy during the day	0.82^*	−0.18^*	0.71^*	−0.05^ns	0.97^*	−0.12^*
5. Daydreams	0.58^*	0.06^ns	0.63^*	−0.07^ns	0.76^*	0.11^ns
6. Loses train of thought	0.74^*	0.13^*	0.72^*	0.13^*	0.74^*	0.20^*
7. Low level of activity	0.95^*	−0.30^*	0.89^*	−0.28^*	1.14^*	−0.31^*
8. Gets lost in own thoughts	0.66^*	0.17^*	0.74^*	0.11^ns	0.81^*	0.14^*
9. Easily tired or fatigued	0.86^*	−0.22^*	0.79^*	−0.21^*	0.86^*	−0.01^ns
10. Forgets what was going to say	0.79^*	0.00	0.78^*	0.03^ns	0.72^*	0.20^*
11. Easily confused	0.76^*	0.11^*	0.75^*	0.13^*	0.81^*	0.15^*
12. Low motivation to complete tasks	0.23^*	0.63^*	0.23^*	0.62^*	0.28^*	0.67^*
13. Spaces or zones out	0.59^*	0.29^*	0.64^*	0.26^*	0.64^*	0.34^*
14. Gets mixed up	0.78^*	0.12^*	0.73^*	0.16^*	0.79^*	0.18^*
15. Thinking is slow	0.84^*	0.01^ns	0.75^*	0.12^*	0.82^*	0.10^ns
16. Difficulty expressing thoughts	0.75^*	0.05^ns	0.73^*	0.06^ns	0.78^*	0.10^ns
ADHD-Inattention Symptoms
1. Close attention to details	0.07^*	0.78^*	0.01^ns	0.83^*	0.13^*	0.82^*
2. Sustaining attention	0.01^ns	0.91^*	0.00^ns	0.92^*	0.14^*	0.85^*
3. Listening when spoken to directly	0.15^*	0.72^*	0.18^*	0.71^*	0.21^*	0.72^*
4. Follow through on instructions	−0.04^ns	0.91^*	−0.02^ns	0.90^*	0.00^ns	0.96^*
5. Organizational skills	−0.03^ns	0.86^*	0.01^ns	0.88^*	0.00^ns	0.96^*
6. Avoids tasks requiring sustained effort	0.03^ns	0.86^*	0.03^ns	0.87^*	0.10^*	0.84^*
7. Loses things	0.00^ns	0.77^*	−0.04^ns	0.79^*	−0.09^*	0.97^*
8. Easily distracted	0.03^ns	0.90^*	0.03^ns	0.89^*	0.08^*	0.87^*
9. Forgetful	−0.01^ns	0.89^*	0.01^ns	0.87^*	0.01^ns	0.94^*

Note. Partial standardized regression coefficients can be larger than 1.00 with cross-loadings and correlated factors. ADHD = attention-deficit/hyperactivity disorder. IN = inattention. SCT = sluggish cognitive tempo.

p < .05;

^ns

= non-significant.