{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,31]],"date-time":"2026-03-31T08:16:41Z","timestamp":1774945001974,"version":"3.50.1"},"reference-count":36,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2012,6,1]],"date-time":"2012-06-01T00:00:00Z","timestamp":1338508800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2012,6,1]],"date-time":"2012-06-01T00:00:00Z","timestamp":1338508800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["OVS"],"published-print":{"date-parts":[[2012,6]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Purpose.<\/jats:title>\n                    <jats:p>To determine the efficacy of toric orthokeratology (ortho\u2010k) in correcting myopia and astigmatism in myopic children with moderate to high astigmatism.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods.<\/jats:title>\n                    <jats:p>Asymptomatic subjects aged 6 to 12 years with myopia of 0.50 to 5.00 D and astigmatism of 1.25 to 3.50 D of axes 180 \u00b1 20\u00b0 were fitted with Menicon Z Night Toric Lens (NKL Contactlenzen B.V., Emmen, The Netherlands). Data collection was performed at baseline and 1 night, 1 week, and 1 month after the commencement of lens wear. The results from the right eye or the eye with higher astigmatism were reported.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results.<\/jats:title>\n                    <jats:p>The first lens fit success rate was 95%. Two subjects had to be refitted due to lens decentration and inadequate central clearance after one overnight lens wear and were successfully fitted with a second pair of lenses. Toric ortho\u2010k significantly reduced the manifest myopia from 2.53 \u00b1 1.31 D to 0.41 \u00b1 0.43 D and astigmatism from 1.91 \u00b1 0.64 D to 0.40 \u00b1 0.39 D (paired t\u2010tests, p &lt; 0.02) after 1 month of lens wear. The unaided visual acuity (logMAR) was 0.11 \u00b1 0.13 after 1 month of lens wear. No significant lens binding, corneal staining, or other adverse events were observed during this period of lens wear.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions.<\/jats:title>\n                    <jats:p>This toric lens design lens, with a first lens fit success rate of 95%, was effective in correcting low\u2010moderate myopic children who had moderate\u2010high astigmatism. It has the potential to be used in myopic control studies for myopic children who have high astigmatism.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1097\/opx.0b013e318257c20f","type":"journal-article","created":{"date-parts":[[2012,5,4]],"date-time":"2012-05-04T04:54:19Z","timestamp":1336107259000},"page":"849-855","source":"Crossref","is-referenced-by-count":28,"title":["Toric Orthokeratology for Highly Astigmatic Children"],"prefix":"10.1002","volume":"89","author":[{"given":"Chia Chi","family":"Chen","sequence":"first","affiliation":[{"name":"School of Optometry The Hong Kong Polytechnic University Kowloon Hong Kong SAR China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sin Wan","family":"Cheung","sequence":"additional","affiliation":[{"name":"School of Optometry The Hong Kong Polytechnic University Kowloon Hong Kong SAR China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Pauline","family":"Cho","sequence":"additional","affiliation":[{"name":"School of Optometry The Hong Kong Polytechnic University Kowloon Hong Kong SAR China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2012,6,1]]},"reference":[{"key":"e_1_2_11_2_2","doi-asserted-by":"crossref","first-page":"97","DOI":"10.1111\/j.1444-0938.1991.tb04618.x","article-title":"The incidence of refractive errors among school children in Hong Kong and its relations with the optical components","volume":"74","author":"Lam SY","year":"1991","journal-title":"Clin Exp Optom"},{"key":"e_1_2_11_3_2","doi-asserted-by":"crossref","first-page":"427","DOI":"10.1016\/S0002-9394(99)00452-3","article-title":"Refractive error study in children: results from Shunyi district, China","volume":"129","author":"Zhao J","year":"2000","journal-title":"Am J 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