. Author manuscript; available in PMC: 2019 Mar 1.

Published in final edited form as: Psychol Assess. 2017 Apr 6;30(3):296–310. doi: 10.1037/pas0000476

Table 2.

Exploratory Factor Analyses of ADHD-Inattention, Anxiety/Depression, and Potential Sluggish Cognitive Tempo (SCT) Symptoms from the Adult Concentration Inventory (ACI)

Item	Sample A			Sample B
Item	Factor 1: SCT	Factor 2: ADHD-IN	Factor 3: ANX/DEP	Factor 1: SCT	Factor 2: ADHD-IN	Factor 3: ANX/DEP
SCT 1	0.32^*	0.33^*	0.07^*	0.34^*	0.31^*	0.03
SCT 2	0.44^*	0.24^*	0.21^*	0.39^*	0.22^*	0.26^*
SCT 3	0.83^*	−0.001	−0.16^*	0.84^*	−0.003	−0.09^*
SCT 4	0.64^*	−0.04	0.14^*	0.54^*	−0.02	0.21^*
SCT 5	0.78^*	0.07^*	−0.10^*	0.73^*	0.17^*	−0.12^*
SCT 6	0.31^*	0.01	0.16^*	0.19^*	0.14^*	0.19^*
SCT 7	0.69^*	0.06	0.002	0.66^*	0.01	0.10^*
SCT 8	0.66^*	−0.10^*	0.16^*	0.55^*	−0.02	0.23^*
SCT 9	0.76^*	0.02	−0.10^*	0.65^*	0.12^*	−0.06
SCT 10	0.71^*	0.02	0.09^*	0.64^*	0.11^*	0.09^*
SCT 11	0.30^*	0.33^*	0.21^*	0.29^*	0.28^*	0.22^*
SCT 12	0.84^*	0.07^*	−0.11^*	0.89^*	−0.02	−0.06
SCT 13	0.81^*	0.02	0.01	0.68^*	0.17^*	0.02
SCT 14	0.61^*	0.15^*	0.07^*	0.48^*	0.27^*	0.11^*
SCT 15	0.76^*	−0.05	−0.09^*	0.74^*	−0.14^*	−0.004
SCT 16	0.56^*	0.14^*	0.03	0.46^*	0.15^*	0.12^*
ADHD-IN 1	0.04	0.75^*	0.06	0.02	0.78^*	−0.03
ADHD-IN 2	0.12^*	0.67^*	0.10^*	0.03	0.68^*	0.14^*
ADHD-IN 3	0.05	0.63^*	−0.03	0.05	0.67^*	−0.05
ADHD-IN 4	−0.13^*	0.89^*	0.01	−0.15^*	0.92^*	−0.01
ADHD-IN 5	0.01	0.75^*	0.05	−0.09^*	0.82^*	0.06
ADHD-IN 6	−0.01	0.74^*	0.10^*	−0.02	0.74^*	0.07^*
ADHD-IN 7	−0.02	0.73^*	−0.05	−0.07	0.84^*	−0.06
ADHD-IN 8	0.24^*	0.63^*	−0.03	0.17^*	0.62^*	0.02
ADHD-IN 9	0.19^*	0.71^*	−0.07^*	0.12^*	0.74^*	−0.01
ANX/DEP 1	0.15^*	0.11^*	0.24^*	0.05	0.22^*	0.24^*
ANX/DEP 2	0.001	0.22^*	0.77^*	−0.05	0.02	0.89^*
ANX/DEP 3	0.29^*	−0.01	0.48^*	0.01	0.20^*	0.50^*
ANX/DEP 4	0.08^*	0.44^*	0.39^*	0.07	0.37^*	0.41^*
ANX/DEP 5	0.34^*	−0.02	0.44^*	0.06	0.22^*	0.42^*
ANX/DEP 6	0.30^*	0.06	0.50^*	0.01	0.16^*	0.60^*
ANX/DEP 7	−0.04	0.25^*	0.79^*	−0.08^*	0.02	0.91^*
ANX/DEP 8	0.07^*	0.15^*	0.74^*	0.000	−0.03	0.86^*
ANX/DEP 9	0.33^*	−0.02	0.63^*	0.05	0.07	0.72^*
ANX/DEP 10	−0.02	0.23^*	0.78^*	0.03	−0.004	0.88^*
ANX/DEP 11	0.06	0.17^*	0.78^*	−0.001	−0.09^*	0.94^*
ANX/DEP 12	0.30^*	−0.04	0.46^*	−0.02	0.20^*	0.47^*
ANX/DEP 13	0.32^*	0.01	0.58^*	0.02	0.14^*	0.65^*
ANX/DEP 14	−0.01	0.23^*	0.78^*	−0.05	−0.09	0.97^*

Note. Items with a hypothesized primary loading on each factor are in bold. ADHD-IN = attention-deficit/hyperactivity disorder inattention; ANX/DEP = anxiety/depression. SCT = sluggish cognitive tempo.

p<.05