<i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development

The purpose was to contribute to the validation of the TFPI, a new tool to assess the phonetic development of Italian-speaking children aged 18–47 months. Since currently norm-referenced instruments for Italian are lacking, the TFPI would fill this gap. We recruited 52 monolingual children aged 24–4...

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Main Authors: Claudio Zmarich, Sabrina Bonichini, Marta Motterle, Maria Palmieri, Emanuela Sanfelici, Serena Bonifacio
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Languages
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Online Access:https://www.mdpi.com/2226-471X/10/1/15
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author Claudio Zmarich
Sabrina Bonichini
Marta Motterle
Maria Palmieri
Emanuela Sanfelici
Serena Bonifacio
author_facet Claudio Zmarich
Sabrina Bonichini
Marta Motterle
Maria Palmieri
Emanuela Sanfelici
Serena Bonifacio
author_sort Claudio Zmarich
collection DOAJ
description The purpose was to contribute to the validation of the TFPI, a new tool to assess the phonetic development of Italian-speaking children aged 18–47 months. Since currently norm-referenced instruments for Italian are lacking, the TFPI would fill this gap. We recruited 52 monolingual children aged 24–47 months with typical development. They were administered the complete TFPI, i.e., a naming task and repetition task; however, only their performances from the naming task were analyzed. The sessions were audio-recorded, in order to be later segmented and annotated in Praat, then manually transcribed with IPA. These data were then imported into Phon, an extremely suitable software for conducting analyses of phonological and speech data. We compiled the Phonetic Inventory (PhI) and calculated the Percentage of Consonants Correct (PCC) for each child, taking into consideration the allophones of Italian, in order to not compute them as errors. Both the PhI and the PCC improve with age, while intersubjective variability progressively decreases. Additionally, we investigated the age of the acquisition of each phone, since this domain lacks robust scientific data. Finally, our results align with previous findings, which proves the reliability and validity of the TFPI, and provides new information about the PCC, for which there are no reference values for the Italian language.
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spelling doaj-art-42a8f20caa414a3286f31de11ee578492025-01-24T13:38:23ZengMDPI AGLanguages2226-471X2025-01-011011510.3390/languages10010015<i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic DevelopmentClaudio Zmarich0Sabrina Bonichini1Marta Motterle2Maria Palmieri3Emanuela Sanfelici4Serena Bonifacio5National Research Council of Italy (CNR)—Institute of Cognitive Sciences and Technologies (ISTC), and Neuroscience Department, University of Padua, 35137 Padova, ItalyDepartment of Developmental and Social Psychology, University of Padua, 35122 Padova, ItalyIndependent Researcher, 36030 Caldogno, ItalyIndependent Researcher, 35125 Padova, ItalyDepartment of Linguistic and Literature Sciences, University of Padua, 35137 Padova, ItalyIndependent Researcher, 34144 Trieste, ItalyThe purpose was to contribute to the validation of the TFPI, a new tool to assess the phonetic development of Italian-speaking children aged 18–47 months. Since currently norm-referenced instruments for Italian are lacking, the TFPI would fill this gap. We recruited 52 monolingual children aged 24–47 months with typical development. They were administered the complete TFPI, i.e., a naming task and repetition task; however, only their performances from the naming task were analyzed. The sessions were audio-recorded, in order to be later segmented and annotated in Praat, then manually transcribed with IPA. These data were then imported into Phon, an extremely suitable software for conducting analyses of phonological and speech data. We compiled the Phonetic Inventory (PhI) and calculated the Percentage of Consonants Correct (PCC) for each child, taking into consideration the allophones of Italian, in order to not compute them as errors. Both the PhI and the PCC improve with age, while intersubjective variability progressively decreases. Additionally, we investigated the age of the acquisition of each phone, since this domain lacks robust scientific data. Finally, our results align with previous findings, which proves the reliability and validity of the TFPI, and provides new information about the PCC, for which there are no reference values for the Italian language.https://www.mdpi.com/2226-471X/10/1/15phonetic developmentpercentage of consonants correctphonetic inventoriesarticulation testPhon
spellingShingle Claudio Zmarich
Sabrina Bonichini
Marta Motterle
Maria Palmieri
Emanuela Sanfelici
Serena Bonifacio
<i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
Languages
phonetic development
percentage of consonants correct
phonetic inventories
articulation test
Phon
title <i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
title_full <i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
title_fullStr <i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
title_full_unstemmed <i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
title_short <i>Test Fonetico per la Prima Infanzia (TFPI)</i>: A New Instrument to Assess Italian Toddlers’ Phonetic Development
title_sort i test fonetico per la prima infanzia tfpi i a new instrument to assess italian toddlers phonetic development
topic phonetic development
percentage of consonants correct
phonetic inventories
articulation test
Phon
url https://www.mdpi.com/2226-471X/10/1/15
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