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Comparison of different types of Lens power formulae in paediatric cataract surgery.

Comparison of Hill-RBF,Barrett Universal II and current third generation formulae for calculation of intraocular lens power in paediatric cataract surgery

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2020/07/026490
Enrollment
30
Registered
2020-07-10
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: H260- Infantile and juvenile cataract

Interventions

Intervention1: IOL Power calculation using Hill-RBF: Comparing newer generation formula Hill-RBF with other IOL formulae following paediatric cataract surgery. Control Intervention1: Ut: Jguh Control

Sponsors

Dr Anju Rastogi
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1.Patients in the age group of 4 to 17 years. 2. Visually significant congenital/developmental cataract. 3. Uncomplicated cataract surgery with in-the-bag IOL implantation.

Exclusion criteria

Exclusion criteria: 1.Eyes where IOL power calculation using Hill-RBF shows out of bounds. 2. Lens abnormalities such as lens coloboma, microspherophakia, Subluxated lens etc. 3. Corneal pathologies e.g. Sclerocornea, corneal scarring etc. 4. Posterior segment pathologies e.g. RD, coloboma, retinitis pigmentosa etc.

Design outcomes

Primary

MeasureTime frame
Mean absolute prediction error (MAE) at 8 weeks using HILL-RBF, Barrett Universal II, Hoffer Q, SRK/T and Holladay1 IOL power formulae. Timepoint: Post operative Day 1 1 week 2 weeks 4 weeks 8 weeks 12 weeks—

Secondary

MeasureTime frame
Percentage of eyes within target refraction ± 0.5D and ±1.00 D.Timepoint: Post operative Day 1 1 week 2 weeks 4 weeks 8 weeks 12 weeks—

Countries

India

Contacts

Public ContactAnju Rastogi

Maulana Azad medical college

dranjurastogi@yahoo.co.in9818340924

Outcome results

None listed

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