Protocol - Global Mental Status Screener - Child

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The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) screens infants and young children from 1 month to 66 months for developmental delays in five areas. The ASQ-3™ is completed by a parent (or child’s caregiver) or by an examiner asking a parent (or child’s caregiver) questions about the child. The protocol includes scoring instructions. Additionally, the Brookes Publishing Company offers an optional online management system for ASQ-3 called ASQ Online.

Specific Instructions

The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) is a proprietary, fee-based instrument that is available for purchase from Brookes Publishing Company.


Limited Availability


The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) is a series of 21 age-specific questionnaires and scoring sheets designed to screen a childs skills in five developmental areas: fine motor, gross motor, problem solving, communication, and personal-social. A childs scores for each area are compared to cut-off scores to determine a need for monitoring or further assessment.

The Ages & Stages Questionnaires® is a registered trademark of Paul H. Brookes Publishing Co., Inc.

ASQ-3™ is a trademark of Paul H. Brookes Publishing Co., Inc.

Personnel and Training Required

The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) User’s Guide contains essential information for using the ASQ-3™. No formal training is required, but training is offered through Brookes Publishing Co. Information on training is available at www.agesandstages.com.

Equipment Needs

The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) uses items commonly found in homes and child care programs (e.g., blocks, mirror, shoelace). The ASQ-3 Materials Kit is available for purchase at www.agesandstages.com.

Requirement CategoryRequired
Major equipment No
Specialized training No
Specialized requirements for biospecimen collection No
Average time of greater than 15 minutes in an unaffected individual No
Mode of Administration

Self- or proxy-administered questionnaire


Infant, Toddler, Child


Parents of children aged from 1 month to 5 years and 6 months old.

Selection Rationale

The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) was vetted against similar protocols and selected because it is a validated, relatively short parent- (or child caregiver-) reported questionnaire that can be used to screen a large number of children for developmental delays in several important areas.


Chinese, English, Other languages available at source

Logical Observation Identifiers Names and Codes (LOINC) Global mental status child proto 62770-3 LOINC
Human Phenotype Ontology Cognitive impairment HP:0100543 HPO
Derived Variables


Process and Review

Expert Review Panel 4 (ERP 4) reviewed the measures in the Neurology, Psychiatric, and Psychosocial domains.

Guidance from ERP 4 included the following:

· No changes

Protocol Name from Source

The Ages & Stages Questionnaires®, Third Edition (ASQ®-3)


Jane Squires, PhD, & Diane Bricker, PhD, with assistance from Elizabeth Twombly, MS, Robert Nickel, MD, Jantina Clifford, PhD, Kimberly Murphy, Robert Hoselton, LaWanda Potter, MS, Linda Mounts, MA, & Jane Farrell, MS. The Ages & Stages Questionnaires®: A Parent-Completed Child-Monitoring System, Third Edition. Paul H. Brookes Publishing Co.

The Ages & Stages Questionnaires®, Third Edition (ASQ-3™) is a proprietary protocol and can be obtained through:

Contact person: Customer Service
Brookes Publishing Co.
P.O. Box 10624
Baltimore, MD 21285-0624
Telephone: 1-800-638-3775 (U.S. and Canada) or 1-410-337-9580 (international)
Fax: 410-337-8539

General References

Dionne, C., Squires, J., & Leclerc, D. (2004). Psychometric properties of a developmental screening test: Using the Ages and Stages Questionnaires (ASQ) in Quebec and the US. Journal of Intellectual Disability Research, 48(4-5), 408.

Earls, M., & Hay, S. (2006). Setting the stage for success: Implementation of developmental and behavioral screening and surveillance in primary care practice-The North Carolina Assuring Better Child Health and Development (ABCD) Project, 118(1), e183-e188.

Squires, J., Bricker, D., & Clifford, J. (2010). Developmental screening measures: Stretching the use of the ASQ for other assessment purposes. Infants and Young Children, 23(1), 14-22.

Protocol ID


Export Variables
Variable Name Variable IDVariable DescriptiondbGaP Mapping
PX130702000000 Protocol 130702 - proprietary. Check DCW for more
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Measure Name

Global Mental Status Screener

Release Date

May 12, 2010


A test to assess the respondent’s overall mental capability.


This measure quickly screens a variety of cognitive domains to determine a respondent’s general mental status. It can be used to detect impaired mental status caused by a variety of conditions, including head injury, stroke, infections, brain tumors, developmental defects, and neurodegenerative disorders such as Alzheimer’s disease.


Neurology, cognition, dementia, aging, Alzheimer’s disease, mild cognitive impairment, MCI, proprietary, gerontology, aging, geriatrics

Measure Protocols
Protocol ID Protocol Name
130701 Global Mental Status Screener - Adult
130702 Global Mental Status Screener - Child
130703 Global Mental Status Screener - Older Children and Adolescents

There are no publications listed for this protocol.