{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/21938"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/21938","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Self-efficacy as a predictor of attrition for African-American and White client populations in treatment for poly-drug abuse","abstract":"The present study investigated the utility of self-efficacy measures to predict successful completion of treatment for poly-drug addiction in a sample of African American and White subjects of low socioeconomic status. A multi-component questionnaire packet containing a demographic portion, five open-ended intake questions, a 39-question intake self-efficacy questionnaire (SEQI), and a repeated 39-question discharge self-efficacy questionnaire (SEQD). The 39 items of the self-efficacy scale had an item-total correlation ranging from.58 to.81. Cronbach's alpha was.98. Test-retest reliability was high with r (46) =.612. The adapted instrument showed internal consistency and reliability equal to or even slightly greater than the one from which it was developed.","abstract_html":"The present study investigated the utility of self-efficacy measures to predict successful completion of treatment for poly-drug addiction in a sample of African American and White subjects of low socioeconomic status. A multi-component questionnaire packet containing a demographic portion, five open-ended intake questions, a 39-question intake self-efficacy questionnaire (SEQI), and a repeated 39-question discharge self-efficacy questionnaire (SEQD). The 39 items of the self-efficacy scale had an item-total correlation ranging from.58 to.81. Cronbach&#x27;s alpha was.98. Test-retest reliability was high with r (46) =.612. The adapted instrument showed internal consistency and reliability equal to or even slightly greater than the one from which it was developed.","abstract_has_math":false,"creators":["Steinhoff-Thornton, Ronald"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Community Health","degree_department":null,"school":null,"contributors":["Rubinson, Laurna"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T13:23:47Z","date_published":"2011-05-07T13:23:47Z","updated_at":"2026-07-22T22:25:19Z","subjects":["Health Sciences, Mental Health","Health Sciences, Public Health"],"languages":["eng"],"rights":["Copyright 1994 Steinhoff-Thornton, Ronald"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9512560","(UMI)AAI9512560"],"render_values":[{"text":"AAI9512560","href":null,"code":true},{"text":"(UMI)AAI9512560","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/21938","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Rubinson, Laurna"]},{"key":"dc:creator","label":"Author","values":["Steinhoff-Thornton, Ronald"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T13:23:47Z","10000-01-01","1994"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Community Health"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Health Sciences, Mental Health","Health Sciences, Public Health"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1994 Steinhoff-Thornton, Ronald"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9512560","(UMI)AAI9512560","http://hdl.handle.net/2142/21938"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The present study investigated the utility of self-efficacy measures to predict successful completion of treatment for poly-drug addiction in a sample of African American and White subjects of low socioeconomic status. A multi-component questionnaire packet containing a demographic portion, five open-ended intake questions, a 39-question intake self-efficacy questionnaire (SEQI), and a repeated 39-question discharge self-efficacy questionnaire (SEQD). The 39 items of the self-efficacy scale had an item-total correlation ranging from.58 to.81. Cronbach's alpha was.98. Test-retest reliability was high with r (46) =.612. The adapted instrument showed internal consistency and reliability equal to or even slightly greater than the one from which it was developed.","Association between self-efficacy scores and successful completion was significant, t (69) = $-$1.90, p =.030. When subgroups of clients were analyzed based on ethnic background and gender, only Caucasians, t (28) = $-$1.77, p =.044, and Caucasian males, t (18) = $-$1.84, p =.041, showed a significant association between self-efficacy scores and successful completion. No significant association was found for African Americans combined or by gender subgroups. Analysis of variants revealed no significant association between the self-efficacy variables and type of program or completer status, F (1,44) =.31; p =.579. The overall negative change in mean self-efficacy scores from intake to discharge was significant, F (1,44) = 19.66, $p<0.001.$ Pre- and posttests were highly correlated, r (46) =.612. The Association between completer status and self-efficacy change approached significance, F (1,44) = 2.72, p (2-tailed) =.016. Successful completers showed a larger decrease in self-efficacy from intake to discharge than noncompleters. A multiple analysis of variants was used to determine any differences in Self-Efficacy scores by ethnicity or gender. No interactions between the self-efficacy variable and sex (F(1,44) =.03; p =.862), race (F(1.44) =.22; p =.642), or sex by race (F(1,44) = 10; p =.750) was observed, meaning that the change in perceived self-efficacy from intake to discharge was parallel for African American males, African American females, Caucasian males and Caucasian females.","Findings point to significant differences in the relationship between perceived self-efficacy and treatment outcomes for populations in treatment for abuse of drugs other than alcohol and tobacco. It is suggested that these findings be further investigated before conventional self-efficacy measures are used with populations other than those for which they were designed.","Made available in DSpace on 2011-05-07T13:23:47Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9512560.pdf: 3736030 bytes, checksum: 86f83e5f1e9211f9c909c05e727bfa11 (MD5) Previous issue date: 1994","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:54:13Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:25:10-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"]},{"key":"dc:title","label":"Title","values":["Self-efficacy as a predictor of attrition for African-American and White client populations in treatment for poly-drug abuse"]}]}],"canonical_facts":{"dc:contributor":["Rubinson, Laurna"],"dc:creator":["Steinhoff-Thornton, Ronald"],"dc:date":["2011-05-07T13:23:47Z","10000-01-01","1994"],"dc:description":["The present study investigated the utility of self-efficacy measures to predict successful completion of treatment for poly-drug addiction in a sample of African American and White subjects of low socioeconomic status. A multi-component questionnaire packet containing a demographic portion, five open-ended intake questions, a 39-question intake self-efficacy questionnaire (SEQI), and a repeated 39-question discharge self-efficacy questionnaire (SEQD). The 39 items of the self-efficacy scale had an item-total correlation ranging from.58 to.81. Cronbach's alpha was.98. Test-retest reliability was high with r (46) =.612. The adapted instrument showed internal consistency and reliability equal to or even slightly greater than the one from which it was developed.","Association between self-efficacy scores and successful completion was significant, t (69) = $-$1.90, p =.030. When subgroups of clients were analyzed based on ethnic background and gender, only Caucasians, t (28) = $-$1.77, p =.044, and Caucasian males, t (18) = $-$1.84, p =.041, showed a significant association between self-efficacy scores and successful completion. No significant association was found for African Americans combined or by gender subgroups. Analysis of variants revealed no significant association between the self-efficacy variables and type of program or completer status, F (1,44) =.31; p =.579. The overall negative change in mean self-efficacy scores from intake to discharge was significant, F (1,44) = 19.66, $p<0.001.$ Pre- and posttests were highly correlated, r (46) =.612. The Association between completer status and self-efficacy change approached significance, F (1,44) = 2.72, p (2-tailed) =.016. Successful completers showed a larger decrease in self-efficacy from intake to discharge than noncompleters. A multiple analysis of variants was used to determine any differences in Self-Efficacy scores by ethnicity or gender. No interactions between the self-efficacy variable and sex (F(1,44) =.03; p =.862), race (F(1.44) =.22; p =.642), or sex by race (F(1,44) = 10; p =.750) was observed, meaning that the change in perceived self-efficacy from intake to discharge was parallel for African American males, African American females, Caucasian males and Caucasian females.","Findings point to significant differences in the relationship between perceived self-efficacy and treatment outcomes for populations in treatment for abuse of drugs other than alcohol and tobacco. It is suggested that these findings be further investigated before conventional self-efficacy measures are used with populations other than those for which they were designed.","Made available in DSpace on 2011-05-07T13:23:47Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9512560.pdf: 3736030 bytes, checksum: 86f83e5f1e9211f9c909c05e727bfa11 (MD5) Previous issue date: 1994","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:54:13Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:25:10-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"],"dc:identifier":["AAI9512560","(UMI)AAI9512560","http://hdl.handle.net/2142/21938"],"dc:language":["eng"],"dc:rights":["Copyright 1994 Steinhoff-Thornton, Ronald"],"dc:subject":["Health Sciences, Mental Health","Health Sciences, Public Health"],"dc:title":["Self-efficacy as a predictor of attrition for African-American and White client populations in treatment for poly-drug abuse"],"dc:type":["text"],"thesis:degree_discipline":["Community Health"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:19Z"}