[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100308762":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":18,"centralContacts":22,"locations":30,"responsibleParty":44,"collaborators":10,"id":47,"slug":10,"hasResults":48,"nctId":49,"briefTitle":50,"officialTitle":50,"acronym":10,"eligibilityCriteria":51,"healthyVolunteers":48,"sex":52,"minAge":53,"maxAge":10,"enrollmentInfo":54,"targetDuration":10,"studyType":57,"phases":10,"briefSummary":58,"conditions":59,"keywords":62,"overallStatus":33,"whyStopped":10,"lastUpdateSubmitDate":67,"lastUpdatePostDateStruct":68,"startDateStruct":71,"completionDateStruct":73,"leadSponsor":75,"locationsCount":76},{"fullName":5,"class":6},"Wenzhou Medical University","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"patients with corneal astigmatism",null,"Patients who had received phacoemulsification surgery with or without implantation of toric IOL are with a certain amount of corneal astigmatism.",[13],"Other: patients with corneal astigmatism",[15],{"type":6,"name":9,"description":16,"armGroupLabels":17,"otherNames":10},"The total corneal astigmatism, anterior chamber depth, will be measured by a Scheimpflug tomographer. Pupil size will be measured by itrace device and MONCV3 device. Residual astigmatism will be tested by subjective refraction.",[9],[19],{"name":20,"affiliation":5,"role":21},"AYong Yu, MD.PhD.","PRINCIPAL_INVESTIGATOR",[23,27],{"name":20,"role":24,"phone":25,"phoneExt":10,"email":26},"CONTACT","+86-0577-88068880","yaybetter@hotmail.com",{"name":28,"role":24,"phone":10,"phoneExt":10,"email":29},"Xu Shao, MD","564056712@qq.com",[31],{"facility":32,"status":33,"city":34,"state":35,"zip":36,"country":37,"cosmosGeoPoint":38,"geoPoint":43,"contacts":10},"Eye Hispital of Wenzhou Medical University","RECRUITING","Wenzhou","Zhejiang","325000","China",{"type":39,"coordinates":40},"Point",[41,42],120.66682,27.99942,{"lat":42,"lon":41},{"type":21,"investigatorFullName":45,"investigatorTitle":46,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"A-Yong Yu","Director of the Cataract Clinical Center","100308762",false,"NCT03299530","Accuracy of Corneal Astigmatism in Different Region Modes","Inclusion Criteria:\n\n* Age ≥ 18 years\n* Patients who had received phacoemulsification surgery with or without implantation of toric IOL are with a certain amount of corneal astigmatism.\n* Best corrected visual acuity ≥ 0.66 (20\u002F30 Snellen)\n\nExclusion Criteria:\n\n* Corneal diseases or severe irregular astigmatism (e.g., pterygium, keratoconus), existence of corneal opacification;\n* Ocular disease which may affect visual acuity (e.g., glaucoma, uveitis, retinal disease, pathologic myopia);\n* History of ocular surgery or ocular trauma before this cataract surgery;\n* Decentration of IOL \\> 0.3mm or tilt \\> 5°\n* Implantation of multifocal IOL\n* history of wearing of rigid contact lens within the past 4 weeks or soft contact lens within 1 week;","ALL","18 Years",{"count":55,"type":56},70,"ESTIMATED","OBSERVATIONAL","To analyze the difference between measured total corneal astigmatism and actual corneal astigmatism under different region modes and optimize the region setting.",[60,61],"Astigmatism","Cornea",[63,64,65,66],"Corneal Astigmatism","Scheimpflug","pupil size","Toric","2024-07-22",{"date":69,"type":70},"2024-07-23","ACTUAL",{"date":72,"type":70},"2017-10-10",{"date":74,"type":56},"2026-10-28",{"name":5,"class":6},1]