Table 2. Average Effect Sizes Characterizing Group Differences Between Family High Risk Participants and Controls.

A negative value denotes poorer performance in the FHR group.

Cognitive Domain	# of studies	Average ES
Full Scale IQ: General Cognitive Ability	13	−0.777
Attention
Digit symbol	7	−0.546
d2 concentration (cancellations)	3	−0.528
Trail making B	5	−0.498
Trail making A	5	−0.465
Arithmetic	4	−0.343
Stroop interference score	4	−0.303
Continuous Performance Test (CPT) – Identical Pairs (IP)- numbers d’	4	−0.282
Digit span forward	5	−0.279
Digit span total or scale score	7	−0.266
Continuous Performance Test (CPT) – Identical Pairs (IP)- shapes d’	4	−0.262
Digit span backward	5	−0.208
Executive Function
Picture arrangement	3	−0.524
WCST perseverative errors/responses	3	−0.500
WCST total errors	4	−0.339
WCST completed categories	4	−0.282
Verbal/linguistic
Vocabulary	5	−0.749
NART & WRAT Single Word Reading	3	−0.698
Verbal IQ score	5	−0.600
Comprehension	5	−0.412
Letter fluency	5	−0.377
Similarities	3	−0.371
Information	5	−0.344
Total verbal fluency	3	−0.168
Visual spatial ability
Performance IQ	5	−0.652
Block design	6	−0.472
Verbal Declarative memory
Rey Auditory Verbal Learning (RAVLT) Delayed Recall	3	−0.636
RAVLT Trials 1–5 sum	3	−0.584
Logical Memory (Wechsler Memory Scales) Story recall	3	−0.403