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The absence of a valid measurement tool hinders the evaluation of interventions to treat preoperative anxiety in China. This study aims to develop the Perioperative Anxiety Scale-7 (PAS-7) and test its reliability, validity, and cut-off value.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      A total of 280 patients over 16\u2009years old (\n                      <jats:italic>M<\/jats:italic>\n                      \u2009=\u200955.1,\n                      <jats:italic>SD<\/jats:italic>\n                      \u2009=\u200914.3) who were undergoing elective surgery were recruited to complete the PAS-7 and the Generalized Anxiety Disorder-7 scale (GAD-7) one day before surgery.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The PAS-7 included seven items divided into two dimensions: mental anxiety and somatic anxiety. These two dimensions could explain 74.294% of the population variance. The internal consistency of each dimension ranged from 0.761\u20130.933. The confirmatory factor analysis showed that the model fit of the scale was good (\n                      <jats:italic>\u03c7<\/jats:italic>\n                      <jats:sup>\n                        <jats:italic>2<\/jats:italic>\n                      <\/jats:sup>\n                      = 34.798, df\u2009=\u200913,\n                      <jats:italic>\u03c7<\/jats:italic>\n                      <jats:sup>\n                        <jats:italic>2<\/jats:italic>\n                      <\/jats:sup>\n                      \/df\u2009=\u20092.677, CFI\u2009=\u20090.949, TLI\u2009=\u20090.918, SRMR\u2009=\u20090.057, RMSEA\u2009=\u20090.115). The correlations between the GAD-7 and each dimension and the scale\u2019s total score were significant (0.711\u20130.789). A cut-off score of 8, maximizing the Youden Index, yielded a sensitivity of 75% and a specificity of 84.6% (95%\n                      <jats:italic>CI<\/jats:italic>\n                      : 0.88\u2009~\u20090.97).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The PAS-7 had good reliability and validity and could be used as an effective tool to evaluate preoperative anxiety.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1186\/s12888-021-03365-1","type":"journal-article","created":{"date-parts":[[2021,7,16]],"date-time":"2021-07-16T07:02:54Z","timestamp":1626418974000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Development and psychometric validity of the perioperative anxiety scale-7 (PAS-7)"],"prefix":"10.1186","volume":"21","author":[{"given":"Chengjiao","family":"Zhang","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xitong","family":"Liu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tianran","family":"Hu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fei","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lingyi","family":"Pan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yan","family":"Luo","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhen","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2021,7,16]]},"reference":[{"issue":"11","key":"3365_CR1","doi-asserted-by":"publisher","first-page":"1209","DOI":"10.1037\/0003-066X.53.11.1209","volume":"53","author":"JK Kiecolt-Glaser","year":"1998","unstructured":"Kiecolt-Glaser JK, Page GG, Marucha PT, Maccallum RC, Glaser R. 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