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Surprisingly, there are no published data on the precise proportion of such patients who are referred for this procedure.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Using the computerized billing database at the Center for Parkinson's Disease and Other Movement Disorders, Columbia University Medical Center, we searched for patients who received the diagnostic codes 333.1 (tremor) and 332.0 (\n                      <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>\n                      ) and who were followed by a doctor at the center during the 5\u2010year period from 2009 to 2014. The number of patients who underwent\n                      <jats:styled-content style=\"fixed-case\">DBS<\/jats:styled-content>\n                      surgery for these diagnoses during this time period was also determined.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Seventy\u2010seven patients with these diagnoses (52\n                      <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>\n                      , 14\n                      <jats:styled-content style=\"fixed-case\">ET<\/jats:styled-content>\n                      , and 11\n                      <jats:styled-content style=\"fixed-case\">ET<\/jats:styled-content>\n                      \u00a0+\u00a0\n                      <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>\n                      ) who were followed at the center underwent\n                      <jats:styled-content style=\"fixed-case\">DBS<\/jats:styled-content>\n                      surgery during this time period. The proportion of\n                      <jats:styled-content style=\"fixed-case\">ET<\/jats:styled-content>\n                      patients who underwent\n                      <jats:styled-content style=\"fixed-case\">DBS<\/jats:styled-content>\n                      surgery was 2.90% (95% confidence interval [\n                      <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content>\n                      ]:\u00a01.78\u20134.02), and for\n                      <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>\n                      this was 1.38% (95%\n                      <jats:styled-content style=\"fixed-case\">CI:<\/jats:styled-content>\n                      \u00a01.04\u20131.72). The difference was significant (\n                      <jats:italic>P<\/jats:italic>\n                      \u00a0&lt;\u00a00.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      At a tertiary\u2010referral center, 1 in 34\n                      <jats:styled-content style=\"fixed-case\">ET<\/jats:styled-content>\n                      patients and 1 in 72\n                      <jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>\n                      patients underwent\n                      <jats:styled-content style=\"fixed-case\">DBS<\/jats:styled-content>\n                      surgery. Similar studies from other major centers would be of additional value. These data are likely to have utility when planning health care services for patients with these diagnoses.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/mdc3.12185","type":"journal-article","created":{"date-parts":[[2015,7,25]],"date-time":"2015-07-25T05:41:24Z","timestamp":1437802884000},"page":"384-387","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":40,"title":["Estimating the Proportion of Essential Tremor and Parkinson's Disease Patients Undergoing Deep Brain Stimulation Surgery: Five\u2010Year Data From Columbia University Medical Center (2009\u20132014)"],"prefix":"10.1002","volume":"2","author":[{"given":"Meir","family":"Kestenbaum","sequence":"first","affiliation":[{"name":"Department of Neurology College of Physicians and Surgeons Columbia University New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Blair","family":"Ford","sequence":"additional","affiliation":[{"name":"Department of Neurology College of Physicians and Surgeons Columbia University New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elan D.","family":"Louis","sequence":"additional","affiliation":[{"name":"Department of Neurology Yale School of Medicine Yale University New Haven Connecticut USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2015,7,25]]},"reference":[{"issue":"1","key":"e_1_2_7_2_1","doi-asserted-by":"crossref","first-page":"110","DOI":"10.1212\/01.CON.0000348903.94715.b4","article-title":"Deep brain stimulation in movement disorders","volume":"16","author":"Siddiqui MS","year":"2010","journal-title":"Continuum (Minneap, Minn)"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.1586\/ern.10.156"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1001\/2013.jamaneurol.45"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/mds.23195"},{"key":"e_1_2_7_6_1","doi-asserted-by":"publisher","DOI":"10.2147\/NDT.S32342"},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa060281"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S1474-4422(12)70049-2"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/B978-0-444-53497-2.00010-3"},{"key":"e_1_2_7_10_1","doi-asserted-by":"publisher","DOI":"10.1159\/000104096"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.1002\/mds.21837"},{"key":"e_1_2_7_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.parkreldis.2006.12.013"},{"key":"e_1_2_7_13_1","doi-asserted-by":"publisher","DOI":"10.1159\/000333834"}],"container-title":["Movement Disorders Clinical Practice"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fmdc3.12185","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fmdc3.12185","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/movementdisorders.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/mdc3.12185","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,11,4]],"date-time":"2025-11-04T10:54:43Z","timestamp":1762253683000},"score":1,"resource":{"primary":{"URL":"https:\/\/movementdisorders.onlinelibrary.wiley.com\/doi\/10.1002\/mdc3.12185"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2015,7,25]]},"references-count":12,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2015,12]]}},"alternative-id":["10.1002\/mdc3.12185"],"URL":"https:\/\/doi.org\/10.1002\/mdc3.12185","archive":["Portico"],"relation":{},"ISSN":["2330-1619","2330-1619"],"issn-type":[{"value":"2330-1619","type":"print"},{"value":"2330-1619","type":"electronic"}],"subject":[],"published":{"date-parts":[[2015,7,25]]},"assertion":[{"value":"2015-02-03","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2015-03-25","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2015-07-25","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}