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Study on the intraocular lens power prediction accuracy of preoperative biometric value in cataract patients

Study on the intraocular lens power prediction accuracy of preoperative biometric value in cataract patients:prospective study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800015251
Enrollment
Unknown
Registered
2018-03-19
Start date
2018-04-01
Completion date
Unknown
Last updated
2018-03-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cataract

Interventions

experimental group:Implanting the intraocular lens power which was measued at least one month before surgery
control group:Implanting the intraocular lens power which was measued one day before surgery

Sponsors

The Affiliated Hospital of Qingdao University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Biometric parameters:axial length(22.0mm~24.5mm),corneal astigmatism=1.0D; 2. Preoperative best distance corrected visual acuity=0.3,postoperative best distance corrected visual acuity=0.6.

Exclusion criteria

Exclusion criteria: 1. Abnormality of eye position; 2. Other eye diseases that affect visual acuity; 3. Other eye surgery history; 4. Complications in or after operation.

Design outcomes

Primary

MeasureTime frame
Preoperative biometric value;Postoperative refractive outcome;—

Countries

China

Contacts

Public ContactLin Leng

The Affiliated Hospital of Qingdao University

coollin.1987@163.com+86 18661800680

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026