{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,24]],"date-time":"2026-06-24T03:49:28Z","timestamp":1782272968865,"version":"3.54.5"},"reference-count":53,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2026,3,5]],"date-time":"2026-03-05T00:00:00Z","timestamp":1772668800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,3,5]],"date-time":"2026-03-05T00:00:00Z","timestamp":1772668800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Addiction"],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background and aims<\/jats:title>\n                    <jats:p>Harmful alcohol consumption remains widespread among university students and is associated with numerous academic, social and health\u2010related consequences. Peer\u2010led approaches offer a promising strategy to reduce risky drinking in this population. This study evaluated the long\u2010term effects of a peer\u2010led Brief Alcohol Screening and Intervention for College Students (BASICS) program.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>A parallel two\u2010group randomised controlled trial with a follow\u2010up period of 12\u2009months was conducted.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>The study took place at a university in Spain.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>\n                      A total of 308 undergraduate students who had engaged in at least one episode of heavy drinking in the previous month were randomly assigned to either the intervention group (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009154) or the control group (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009154).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Intervention<\/jats:title>\n                    <jats:p>The intervention group received a single individual session of the peer\u2010delivered BASICS program. The control group received no intervention during the study period.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Measurements<\/jats:title>\n                    <jats:p>The primary outcome was the number of alcoholic drinks consumed during a typical week at the 12\u2010month follow\u2010up. Secondary outcomes included weekly drinking at one month, as well as weekend drinking, drinks on the heaviest occasion, binge drinking episodes, peak blood alcohol concentration during a typical week and on the heaviest occasion, alcohol\u2010related consequences, motivation to reduce alcohol use and self\u2010efficacy, all of which were assessed at both 1 and 12\u2009months.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Findings<\/jats:title>\n                    <jats:p>At the primary 12\u2010month follow\u2010up, statistically significant between\u2010group differences were observed for all nine measured outcomes. For the primary outcome, the mean weekly alcohol consumption was 8.93 drinks [95% confidence interval (CI) = 7.7\u201310.2] in the intervention group and 12.35 drinks (95% CI = 11.1\u201313.6) in the control group. The between\u2010group difference was 3.42 drinks (95% CI = 1.66\u20135.18), indicating lower consumption in the intervention group. Among the secondary outcomes, statistically significant differences were also observed for weekend drinking (3.08 drinks, 95% CI = 1.59\u20134.56), drinks on the heaviest occasion (3.27 drinks, 95% CI = 1.79\u20134.76), binge drinking frequency (0.93 episodes, 95% CI = 0.54\u20131.32) and alcohol\u2010related consequences (3.28 points, 95% CI = 1.74\u20134.82).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Among Spanish college students who had engaged in at least one episode of heavy drinking in the previous month, a single peer\u2010led Brief Alcohol Screening and Intervention for College Students (BASICS) session produced sustained improvements in alcohol use, related consequences, and psychological mediators up to 12\u2009months post\u2010intervention.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/add.70365","type":"journal-article","created":{"date-parts":[[2026,3,8]],"date-time":"2026-03-08T10:27:18Z","timestamp":1772965638000},"page":"1850-1862","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Long\u2010term effects of a peer\u2010led Brief Alcohol Screening and Intervention for College Students (BASICS) intervention to reduce alcohol consumption among Spanish university students: A 12\u2010month randomised controlled trial"],"prefix":"10.1111","volume":"121","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9053-9768","authenticated-orcid":false,"given":"Mar\u00eda","family":"Lavilla\u2010Gracia","sequence":"first","affiliation":[{"name":"School of Nursing, Community, Maternity and Paediatric Nursing University of Navarra  Pamplona Navarra Spain"},{"name":"Instituto de Investigaci\u00f3n Sanitaria de Navarra (IdiSNA)  Pamplona Navarra Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5238-0082","authenticated-orcid":false,"given":"Mar\u00eda","family":"Pueyo\u2010Garrigues","sequence":"additional","affiliation":[{"name":"School of Nursing, Community, Maternity and Paediatric Nursing University of Navarra  Pamplona Navarra Spain"},{"name":"Instituto de Investigaci\u00f3n Sanitaria de Navarra (IdiSNA)  Pamplona Navarra Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3535-9043","authenticated-orcid":false,"given":"Cristina","family":"Alfaro\u2010D\u00edaz","sequence":"additional","affiliation":[{"name":"Instituto de Investigaci\u00f3n Sanitaria de Navarra (IdiSNA)  Pamplona Navarra Spain"},{"name":"School of Nursing, Nursing Care for Adult Patients Department University of Navarra  Pamplona Navarra Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7613-576X","authenticated-orcid":false,"given":"Navidad","family":"Canga\u2010Armayor","sequence":"additional","affiliation":[{"name":"School of Nursing, Community, Maternity and Paediatric Nursing University of Navarra  Pamplona Navarra Spain"},{"name":"Instituto de Investigaci\u00f3n Sanitaria de Navarra (IdiSNA)  Pamplona Navarra Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,3,5]]},"reference":[{"key":"e_1_2_11_2_1","volume-title":"Ottawa Charter for Health Promotion","author":"World Health Organization","year":"1986"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.3389\/fpubh.2020.574111"},{"key":"e_1_2_11_4_1","volume-title":"Global status report on alcohol and health and treatment of substance use disorders","author":"World Health Organization","year":"2024"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1080\/10826084.2021.2002902"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1093\/eurpub\/ckz067"},{"key":"e_1_2_11_7_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmjopen-2024-089825"},{"key":"e_1_2_11_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.addbeh.2020.106320"},{"key":"e_1_2_11_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/dar.13992"},{"key":"e_1_2_11_10_1","doi-asserted-by":"publisher","DOI":"10.1057\/s41599-024-03931-4"},{"key":"e_1_2_11_11_1","doi-asserted-by":"publisher","DOI":"10.3390\/nu15051072"},{"key":"e_1_2_11_12_1","doi-asserted-by":"publisher","DOI":"10.15288\/jsa.2001.62.370"},{"key":"e_1_2_11_13_1","doi-asserted-by":"publisher","DOI":"10.1111\/hsc.13990"},{"key":"e_1_2_11_14_1","volume-title":"Planning Alcohol Interventions Using NIAAA's CollegeAIM. 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