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Few prior studies have examined the association of CHW interventions with health care utilization among patients within an integrated health system.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To evaluate the effects of Individualized Management for Patient Centered Targets (IMPaCT), a standardized CHW intervention originally developed within a single health system in Philadelphia, PA, on acute care utilization and primary care engagement among low-income patients at two clinics within an integrated health system in Portland, Oregon.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Prospective randomized analysis using adjusted difference-in-differences regression.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>\n                      In total, 1230 adults living in low-income zip codes were randomized using a 2:1 allocation sequence to receive either IMPaCT (\n                      <jats:italic>n<\/jats:italic>\n                      = 820) or usual care (\n                      <jats:italic>n<\/jats:italic>\n                      = 410).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Interventions<\/jats:title>\n                    <jats:p>IMPaCT is a standardized intervention in which CHWs use an in-depth interview to understand patients\u2019 strengths, social needs, and health-related goals and then collaboratively develop tailored action plans. Over 3 months, CHWs communicated with patients at least once weekly to provide coaching, social support, and navigation tailored to their goals. Due to the COVID- 19 pandemic, the intervention was predominantly delivered remotely.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main Measures<\/jats:title>\n                    <jats:p>Primary outcome measures were hospital and emergency department (ED) utilization, both measured per 1000 members per month, and proportion of patients with 1+ primary care visits. Implementation fidelity and maintenance were also assessed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Key Results<\/jats:title>\n                    <jats:p>\n                      Compared to usual care, patients who received IMPaCT had a relative reduction in total hospital days at 6 months (\u2212 172.3 days per 1000 members per month, 95% CI \u2212\u2009320.05 to \u2212\u200924.53,\n                      <jats:italic>p<\/jats:italic>\n                      = 0.022), and a greater proportion attended 1+ primary care visits (85.7% vs. 79.5%,\n                      <jats:italic>p<\/jats:italic>\n                      = 0.006). There were no differences in ED utilization.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>A standardized CHW intervention delivered remotely within an integrated health system during the COVID- 19 pandemic was associated with decreased hospital utilization and improved primary care engagement.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1007\/s11606-025-09495-6","type":"journal-article","created":{"date-parts":[[2025,4,11]],"date-time":"2025-04-11T13:33:31Z","timestamp":1744378411000},"page":"383-390","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Effects of a Standardized Community Health Worker Intervention on Health Care Utilization Within an Integrated Delivery System"],"prefix":"10.1007","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8992-5672","authenticated-orcid":false,"given":"Aditi","family":"Vasan","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Molly","family":"Knowles","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shaun","family":"Flerchinger","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas K","family":"Tandy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"David","family":"Mosen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jessica","family":"Soltesz","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Olivia","family":"Paradis","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nicole","family":"Friedman","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Judith A.","family":"Long","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Briar L.","family":"Ertz-Berger","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shreya","family":"Kangovi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2025,4,11]]},"reference":[{"issue":"1","key":"9495_CR1","doi-asserted-by":"publisher","first-page":"363","DOI":"10.1146\/annurev-publhealth-071521-031648","volume":"44","author":"M Knowles","year":"2023","unstructured":"Knowles M, Crowley AP, Vasan A, Kangovi S. 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The KPNW Population Health team (including authors J.S., N.F., and B.L.E.) approved and supervised hiring and integration of CHWs into clinic teams for this program evaluation.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Human Ethics and Consent to Participate:"}},{"value":"The authors declare that they do not have a conflict of interest.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of Interest:"}}]}}