{"id":{"repo_id":"unt","oai_identifier":"info:ark/67531/metadc2997"},"canonical_url":"https://search.dev.ndltd.org/etd/unt/info:ark/67531/metadc2997","repository":{"repo_id":"unt","name":"University of North Texas","base_url":"https://digital.library.unt.edu/oai/"},"display":{"title":"Immediate and subsequent effects of fixed-time food presentations on automatically maintained mouthing.","abstract":"Several studies have demonstrated that fixed-time (FT) schedules of stimulus delivery can function to reduce a variety of behaviors. The purpose of this study was to evaluate the immediate and subsequent effects of FT food deliveries on mouthing. In Phase 1, a preference assessment showed that caramel popcorn, chocolate cookies and pretzels were highly preferred food items. Thus, providing the basis for use of food items during treatment. In Phase 2, a functional analysis showed that mouthing was a nonsocially maintained problem behavior. Phase 3 demonstrated the use of FT schedules of food deliveries as treatment for nonsocially maintained mouthing. Results indicated that FT schedules of food significantly reduced mouthing. In addition, levels of mouthing observed during post-FT observations were reliably lower than pre-FT observations. Treatment effects, operative mechanisms responsible for the treatment effects and the experimental arrangement used to investigate varying FT schedules are discussed.","abstract_html":"Several studies have demonstrated that fixed-time (FT) schedules of stimulus delivery can function to reduce a variety of behaviors. The purpose of this study was to evaluate the immediate and subsequent effects of FT food deliveries on mouthing. In Phase 1, a preference assessment showed that caramel popcorn, chocolate cookies and pretzels were highly preferred food items. Thus, providing the basis for use of food items during treatment. In Phase 2, a functional analysis showed that mouthing was a nonsocially maintained problem behavior. Phase 3 demonstrated the use of FT schedules of food deliveries as treatment for nonsocially maintained mouthing. Results indicated that FT schedules of food significantly reduced mouthing. In addition, levels of mouthing observed during post-FT observations were reliably lower than pre-FT observations. Treatment effects, operative mechanisms responsible for the treatment effects and the experimental arrangement used to investigate varying FT schedules are discussed.","abstract_has_math":false,"creators":["Simmons, Jason N."],"institution":"University of North Texas","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Smith, Richard","Glenn, Sigrid S., 1939-","Vaidya, Manish"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2001,"date_issued":"2001-12","date_published":"2001-12","updated_at":"2026-07-24T05:34:52Z","subjects":["Operant conditioning.","stimulus delivery","fixed-time","FT","immediate effects","subsequent effects","treatment effects"],"languages":["English"],"rights":["Use restricted to UNT Community","Copyright","Simmons, Jason N.","Copyright is held by the author, unless otherwise noted. All rights reserved."],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["oclc: 52002504","https://digital.library.unt.edu/ark:/67531/metadc2997/","ark: ark:/67531/metadc2997"],"render_values":[{"text":"oclc: 52002504","href":null,"code":true},{"text":"https://digital.library.unt.edu/ark:/67531/metadc2997/","href":"https://digital.library.unt.edu/ark:/67531/metadc2997/","code":true},{"text":"ark: ark:/67531/metadc2997","href":null,"code":true}]}]},"links":{"outbound_url":"https://doi.org/10.12794/metadc2997","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Smith, Richard","Glenn, Sigrid S., 1939-","Vaidya, Manish"]},{"key":"dc:creator","label":"Author","values":["Simmons, Jason N."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2001-12"]},{"key":"dc:publisher","label":"Institution","values":["University of North Texas"]},{"key":"dc:type","label":"Dc Type","values":["Thesis or Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Operant conditioning.","stimulus delivery","fixed-time","FT","immediate effects","subsequent effects","treatment effects"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["Use restricted to UNT Community","Copyright","Simmons, Jason N.","Copyright is held by the author, unless otherwise noted. 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Phase 3 demonstrated the use of FT schedules of food deliveries as treatment for nonsocially maintained mouthing. Results indicated that FT schedules of food significantly reduced mouthing. In addition, levels of mouthing observed during post-FT observations were reliably lower than pre-FT observations. Treatment effects, operative mechanisms responsible for the treatment effects and the experimental arrangement used to investigate varying FT schedules are discussed."]},{"key":"dc:format","label":"Dc Format","values":["Text"]},{"key":"dc:title","label":"Title","values":["Immediate and subsequent effects of fixed-time food presentations on automatically maintained mouthing."]}]}],"canonical_facts":{"dc:contributor":["Smith, Richard","Glenn, Sigrid S., 1939-","Vaidya, Manish"],"dc:creator":["Simmons, Jason N."],"dc:date":["2001-12"],"dc:description":["Several studies have demonstrated that fixed-time (FT) schedules of stimulus delivery can function to reduce a variety of behaviors. The purpose of this study was to evaluate the immediate and subsequent effects of FT food deliveries on mouthing. In Phase 1, a preference assessment showed that caramel popcorn, chocolate cookies and pretzels were highly preferred food items. Thus, providing the basis for use of food items during treatment. In Phase 2, a functional analysis showed that mouthing was a nonsocially maintained problem behavior. Phase 3 demonstrated the use of FT schedules of food deliveries as treatment for nonsocially maintained mouthing. Results indicated that FT schedules of food significantly reduced mouthing. In addition, levels of mouthing observed during post-FT observations were reliably lower than pre-FT observations. 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