Table 1 Principal Component Analysis of the ADHD DSM-V Checklist by Rotated Method of Varimax

Inattentiveness

ADHD- item 1- makes careless mistakes

-.049

.600

ADHD- item 2- sustaining attention

ADHD- item 3- listening when spoken to

.032

.323

.731

.319

ADHD- item 4- follows instructions

.354

.515

ADHD- Item 5- organizing tasks

.164

.775

ADHD-Item 6 - sustained mental effort

-.097

.784

ADHD- item 7- loses things

.185

.527

ADHD- item 8- distracted by extraneous stimuli

.223

.536

ADHD- item 9- forgetful in daily activities

.157

.486

ADHD- item10- fidgets with hands

.532

.227

ADHD- item11- leaves seat in classroom

.657

.206

ADHD- item 12- runs about

.638

.178

ADHD- item 13- playing or leisure activities

.864

-.013

ADHD- item 14- often "on the go"

.800

-.008

ADHD- item 15- talks excessively

.726

.152

ADHD- item 16- blurts out answers

.663

.134

ADHD- item 17- awaiting turn

.625

.335

ADHD- item 18- interrupts or intrudes on others

.713

.086

ADHD- item 19- act without thinking

.272

.412

ADHD- item 20- impatient

.431

.330

ADHD- item 21- uncomfortable doing things slowly and systematically

.358

.430

ADHD- item 22- difficult to resist temptations or opportunities

.236

.399