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Featured researches published by E. Ortiz.


Language | 2013

An examination of language input and vocabulary development of young Latino dual language learners living in poverty

Lisa Boyce; Sandra Laing Gillam; M. S. Innocenti; Gina A. Cook; E. Ortiz

The purpose of the study was to evaluate the language status of 120 young, Latino dual language learners living in poverty in the United States. Maternal language input and home language and literacy environments were examined with regard to language development at 24 and 36 months. Results suggested that even when combining English and Spanish language knowledge scores, the children in this sample still performed below, albeit closer to, age level. The home language and literacy environments were significantly related to and predicted child language status at 24 and 36 months. The article discusses the implications of these findings with regard to the focus of early intervention efforts.


International Journal of Audiology | 2015

Evaluation of a hearing screening questionnaire for use with Ecuadorian school-aged children.

Karen F. Muñoz; Edith Luzuriaga; Catherine Callow-Heusser; E. Ortiz; Karl R. White

Abstract Objective: The purpose of this study was to evaluate the accuracy of a teacher-administered hearing screening questionnaire to detect hearing loss among first-grade Ecuadorian children in public schools. Design: A cross-sectional design was used to compare screening results from the teacher-administered questionnaire and pure-tone audiometry. Study sample: Children were randomly selected from 117 schools. The study was conducted in two phases to accommodate different school calendars in the country. Data for both screening methods were available for 4616 children. Results: For Phase 1, almost 90% who failed the questionnaire passed audiometry; and, 85% who failed audiometry passed the questionnaire. A revised questionnaire was used for Phase 2 and 70% who failed the questionnaire passed audiometry; and 85% who failed audiometry, passed the questionnaire. Of the 27 children identified in Phase 2 as having hearing loss at the time screening was done, 88.9% failed audiometry, but only 22.2% failed the questionnaire. Conclusions: Because there was little agreement between the questionnaire and the audiometry, it was recommended that the questionnaire not be used to screen Ecuadorian children for hearing loss. The results of this evaluation of the school hearing screening program provided the Ecuadorian government with important information to guide policy decisions.


Early Education and Development | 2010

Telling Stories and Making Books: Evidence for an Intervention to Help Parents in Migrant Head Start Families Support Their Children's Language and Literacy

Lisa Boyce; M. S. Innocenti; Lori A. Roggman; Vonda Jump Norman; E. Ortiz


The Review of Disability Studies: An International Journal | 2010

Family Bookmaking: An Approach to Support Parent-Child Language Interactions in Natural Environments

Lisa Boyce; M. S. Innocenti; Lori A. Roggman; C. Price; V. K. Jump Norman; Gina A. Cook; E. Ortiz


Conference Proceedings of the National Head Start National Research Conference | 2004

How Siblings Influence Early Language Development in Spanish Speaking Low Income Families

E. Ortiz; M. S. Innocenti; Lori A. Roggman


Conference of Coalition for Global Hearing Health | 2014

Validation of hearing screening procedures in Ecuadorian schools

Karen F. Muñoz; E. Luzuriaga; Karl R. White; Catherine Callow-Heusser; E. Ortiz


Archive | 2012

02: Perceptions of “community” about Hispanic/Latinos living in Cache Valley, Utah

E. Ortiz


Archive | 2011

Family Bookmaking: An Effective Strategy to Engage Parents and FacilitateChildren’s Language Development

Lisa Boyce; M. S. Innocenti; Lori A. Roggman; G. A. Cook; V. K. Jump Norman; E. Ortiz; C. Price


Promoting Migrant Head Start Children’s Language Development: Empirical Evidence for a New Language and Literacy, Home-Based Curriculum | 2010

Promoting Migrant Head Start Children’s Language Development: Empirical Evidence for a New Language and Literacy, Home-Based Curriculum

Lisa Boyce; M. S. Innocenti; Lori A. Roggman; V. K. Jump Norman; E. Ortiz


Archive | 2004

How Much Do Sibling Influence Early Language Development of Preschool Children of Spanish-Speaking Low Income Families in the US

E. Ortiz; Lori A. Roggman; M. Mark Innocenti

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C. Price

Utah State University

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G. A. Cook

California State University

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