MacArthur-Communication Development Inventories-Toddler Short Form

Instrument Name: MacArthur-Communication Development Inventories-Toddler Short Form

Abbreviation: MacArthur-CDI-Toddler SF

Points for Consideration:

Tracking vocab growth (and loss) is a powerful means of determining language change; however, the categories could potentially have cultural bias (all cultures may not acquire the same vocabulary in the same sequence, if at all). Limited information on development or testing of short form.

Description of Tool:

The MacArthur-Communication Development Inventories-Toddler Short Form is an ObsRO developed to measure language growth in children aged 16 to 30 months (All, Language Development Disorders).

Other Related Tools (if applicable):

MacArthur-Bates Communication Development Inventory III; Short form for Infants (8- to 18-month-olds)

Minimum Qualification Required by COA Administrator: No degree requirement

Comment:

Developed from the MacArthur-Bates Communication Development Inventories

Year: 2000

Objective of Development:

To measure language growth in children with and without disabilities

Population of Development: Age range (therapeutic indication):

16 to 30 months (All, Language Development Disorders)

Pediatric Population(s) in which COA has been used:

MB-CDI: Mental Disorders; Female Urogenital Diseases and Pregnancy Complications; Otorhinolaryngologic Diseases; Nervous System Diseases; Pathological Conditions, Signs and Symptoms; Respiratory Tract Diseases; Infections; Congenital, Hereditary, and Neonatal Diseases and Abnormalities; Cardiovascular Diseases; Musculoskeletal Diseases; Stomatognathic Diseases; Chemically-Induced Disorders

COA type:

Number of Items 100

Mode of Administration:

Data Collection Mode:

Time for Completion: None identified

Response Scales: 3-point Likert/Likert-type scale ranging from "Not yet to "Often" Other: Checklist

Summary of Scoring:

Available Scores:
Global score: Raw score converted in percentile

Weighting:
No

Score Direction:
Higher score = Better communicative skills

Evidence of Literature Review: None identified

Evidence of Instrument Review: Yes

Evidence of Clinical or Expert Input: Yes

Evidence of concept elicitation in target patient population: None identified

Evidence of a Saturation Grid: None identified

Evidence for Selection of Data Collection Method: None identified

Recall/Observation Period:

Evidence for Selection of Reponse Options: None identified

Evidence of cognitive interviewing of draft instrument in target patient population: None identified

Evidence of Preliminary Scoring of Items and Domains: Yes

Evidence related to respondent and administrator burden: None identified

Evidence of a Conceptual Framework: None identified

Evidence of an item-tracking matrix: None identified

Evidence related to item selection: None identified

Evidence of re-testing the final version: None identified

Internal consistency (Cronbach's alpha): Yes

Evidence of internal consistency:

Evidence of test-retest or inter-rater reliability: None identified

Concurrent validity (convergent, divergent):

None identified

Known-group validity:

None identified

Evidence of Translatability Assessment: None identified

Evidence related to missing data: None identified

Evidence for Selection of Recall Period: None identified

Evidence of Administration Instructions and Training Provided: Not reported

Evidence of concurrent validity: None identified

Evidence of known-groups validity: None identified

Evidence of ability to detect change over time: None identified

Ability to detect change (Responsiveness):

None identified

Responder Thresholds:

None identified

Evidence of responder thresholds: None identified

Fenson L, Pethick S, Renda C, Cox JL, Dale PS, Reznick JS. Short-form versions of the MacArthur Communicative Development Inventories. Applied Psycholinguistics 21, Cambridge University Press. 2000; 95–116 (Abstract: https://psycnet.apa.org/record/2000-08387-005)

See (PubMed results: https://pubmed.ncbi.nlm.nih.gov/?term=%22MacArthur+Communicative+Development+Inventories%22+AND+%22SHORT%22&sort=date&sort_order=asc)

None identified

Original: English for the USA

Translations:
Italian for Italy
Portuguese for Portugal
Spanish
Czech

Finnish for Finland
Stolt S, Vehkavuori S-M. Sanaseula. The Finnish short form versions of the MacArthur Communicative Development Inventories. 2018 (Abstract: https://www.researchgate.net/publication/324721718_Sanaseula_The_Finnish_short_form_versions_of_the_MacArthur_Communicative_Development_Inventories)

Vehkavuori S-M, Stolt S. Screening language skills at 2;0. Infant Behavior and Development. 2018 50, 174-179 (PubMed abstract: https://pubmed.ncbi.nlm.nih.gov/29407426/)

Italian for Italy
Lasorsa FR, Caselli MC, Simonelli I, Stefanini S, Pasqualetti P, Rinaldi P. Exploring Agreement between MB-CDI Short Forms for Evaluating the Language Skills of Italian Children Aged 18-24 Months. Folia Phoniatr Logop. 2021 Jan 27:1-13 (PubMed abstract: https://pubmed.ncbi.nlm.nih.gov/33503612/)

Rinaldi P, Pasqualetti P, Stefanini S, Bello A, Caselli MC. The Italian Words and Sentences MB-CDI: normative data and concordance between complete and short forms. J Child Lang. 2019 May;46(3):546-566 (PubMed abstract: https://pubmed.ncbi.nlm.nih.gov/30773152/)

Copy of the Spanish translation can be obtained here: https://mb-cdi.stanford.edu/forms.html
For more information on adaptations and translations of the MB-CDI see here: https://mb-cdi.stanford.edu/adaptations.html

Author:
Larry Fenson
Chair of Advisory Board
Department of Psychology
San Diego State University
Email: lfenson@gmail.com

Copyright:
CDI Advisory Board holds the copyright

CoU:
*With fees for academic/non profit research
*With fees for commercial/pharmaceutical companies
*For further information and details on purchasing the MacArthur-CDI-Toddler SF, please contact directly Larry Fenson

MacArthur Bates CDI website: https://mb-cdi.stanford.edu/about.html

MacArthur-CDI-Toddler SF available in Fenson et al. 2000