{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T01:14:30Z","timestamp":1787879670434,"version":"build-2784847793"},"reference-count":52,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2012,3,26]],"date-time":"2012-03-26T00:00:00Z","timestamp":1332720000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Psycho-Oncology"],"published-print":{"date-parts":[[2013,4]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Although physical activity is beneficial for breast cancer survivors, the majority do not meet public health physical activity recommendations. The purpose of this study was to test a social cognitive theory model of physical activity behavior in a sample of long\u2010term breast cancer survivors using both self\u2010report and objective measures of physical activity.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Participants (\n                      <jats:italic>N<\/jats:italic>\n                      \u2009=\u20091527) completed measures of physical activity, self\u2010efficacy, goals, outcome expectations, fatigue, and social support at baseline and 6\u2010month follow\u2010up. A subsample (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009370) was randomly selected to wear an accelerometer. It was hypothesized that self\u2010efficacy directly and indirectly influences physical activity through goals, social support, fatigue, and outcome expectations. Relationships were examined using panel analysis within a covariance modeling framework.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The hypothesized model provided a good model\u2010data fit (\n                      <jats:italic>\u03c7<\/jats:italic>\n                      <jats:sup>2<\/jats:sup>\n                      \u2009=\u20091168.73, df\u2009=\u2009271,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u2009&lt;0.001, CFI\u2009=\u20090.96, SRMR\u2009=\u20090.04) in the full sample when controlling for covariates. At baseline, self\u2010efficacy directly and indirectly, via goals, outcome expectations, and social support, influenced physical activity. These relationships were also supported across time. Additionally, the hypothesized model was supported in the subsample with accelerometer data (\n                      <jats:italic>\u03c7<\/jats:italic>\n                      2\u2009=\u2009656.88, df\u2009=\u2009330,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001, CFI\u2009=\u20090.95, SRMR\u2009=\u20090.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>This study validates a social cognitive model for understanding physical activity behavior in long\u2010term breast cancer survivors. Future studies should be designed to replicate this model in other breast cancer survivor populations, and the findings should be applied to the development of future physical activity programs and studies for this population. Copyright \u00a9 2012 John Wiley &amp; Sons, Ltd.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/pon.3074","type":"journal-article","created":{"date-parts":[[2012,3,26]],"date-time":"2012-03-26T20:04:28Z","timestamp":1332792268000},"page":"783-791","source":"Crossref","is-referenced-by-count":77,"title":["Social cognitive influences on physical activity participation in long\u2010term breast cancer survivors"],"prefix":"10.1002","volume":"22","author":[{"given":"Siobhan M.","family":"Phillips","sequence":"first","affiliation":[{"name":"Cancer Prevention Fellowship Program, Center for Cancer Training National Cancer Institute Bethesda MD 20892 USA"},{"name":"Department of Kinesiology and Community Health University of Illinois Urbana Champaign Urbana USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Edward","family":"McAuley","sequence":"additional","affiliation":[{"name":"Department of Kinesiology and Community Health University of Illinois Urbana 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