Clinical trial NCT04833491: Study of the Correlation Between Preoperative Precise Biometrics, Spatial Assessment and Postoperative Visual Quality in Cataract Patients
Official title: Study of the Correlation Between Preoperative Precise Biometrics, Spatial Assessment and Postoperative Visual Quality in Cataract Patients
Study type: OBSERVATIONAL
Overall status: RECRUITING
Conditions: Recruitment of Participants
Keywords: refractive cataract surgery
intraocular lens
Lead sponsor: Second Affiliated Hospital, School of Medicine, Zhejiang University
Sponsor class: OTHER
First posted: 2021-04-06
Enrollment: 1000
Sex: ALL
Minimum age (years): 2
Maximum age (years): 90
Standard ages: CHILD
ADULT
OLDER_ADULT
Accepts healthy volunteers: yes
Observational model: COHORT
Time perspective: RETROSPECTIVE
Sampling method: PROBABILITY_SAMPLE
Study population: Cataract surgery was performed in ophthalmic hospital affiliated to Medical College of Zhejiang University

Brief summary: This study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intend to further improve the quality of Clinical Cataract diagnosis and treatment.

Detailed description: Based on the existing cataract surgery methods, through prospective follow-up study, this study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intends to further improve the quality of Clinical Cataract diagnosis and treatment.

Eligibility criteria: Inclusion Criteria:

* Patients with monocular or binocular cataract, lens opacity or abnormal position, need surgery

Exclusion Criteria:

* The history of systemic diseases and medication affecting vision, diabetic patients with systemic conditions complicated with retinopathy, uncontrolled blood glucose, severe eye diseases, eye trauma, eye surgery, severe dry eye and ocular surface diseases, strabismus and amblyopia were identified

Primary outcomes:
measure: Best Corrected Visual Acuity
timeFrame: 1 week postoperatively
measure: Best Corrected Visual Acuity
timeFrame: 1 month postoperatively
measure: Best Corrected Visual Acuity
timeFrame: 3 months postoperatively
measure: Uncorrected distance visual acuity
timeFrame: 1 week postoperatively
measure: Uncorrected distance visual acuity
timeFrame: 1 month postoperatively
measure: Uncorrected distance visual acuity
timeFrame: 3 months postoperatively
measure: Intraocular pressure
timeFrame: 1 week postoperatively
measure: Intraocular pressure
timeFrame: 1 month postoperatively
measure: Intraocular pressure
timeFrame: 3 months postoperatively
measure: Tear Breakup Time
timeFrame: 1 week postoperatively
measure: Tear Breakup Time
timeFrame: 1 month postoperatively
measure: Tear Breakup Time
timeFrame: 3 months postoperatively
measure: Endothelial cell density
timeFrame: 1 month postoperatively
measure: Contrast sensitivity
timeFrame: 1 month postoperatively
measure: Defocusing curve
timeFrame: 1 month postoperatively
measure: Stereoscopic vision
timeFrame: 1 month postoperatively
measure: Glasses usage frequency
timeFrame: 3 months postoperatively
measure: Optical visual quality questionnaire
timeFrame: 3 months postoperatively
measure: Visual satisfaction
timeFrame: 3 months postoperatively
Secondary outcomes:
Other outcomes:
Locations:
city: Hangzhou
country: China
facility: Second Affiliated Hospital, Zhejiang University School of Medicine
Study officials:
References: