Cataract Online Refraction Evaluation: A Multi Center Randomized Controlled Trial
- Conditions
- cataract. lens opacification10047518
- Registration Number
- NL-OMON52771
- Lead Sponsor
- niversitair Medisch Centrum Utrecht
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Not specified
- Target Recruitment
- 70
- Planned for bilateral phacoemulsification cataract extraction and
intra-ocular lens implantation (either sequential or in one procedure)
- >= 18 years of age
- No other current ophthalmic conditions or history that negatively influence
post-operative visual acuity
- Be able to fill out the health questionnaires (in Dutch, German or English)
and perform the web-based refractive assessment (possibly with assistance of
family member or other close relative).
- Specific digital requirements include access to a computer and a smartphone
and knowledge how to log in to an online patient portal.
- Cataract extraction surgery combined with other procedures, including:
keratoplasty, vitrectomy, glaucoma filter implants
- Ocular comorbidities that negatively influence post-operative visual acuity
- No access to the digital requirements to take the online health questionnaire
and/or perform the online refraction.
- Insufficient command of the Dutch, German or English language to understand
the questionnaires and instructions of the web-based refractive assessment or
no family member / close relative to assist with this
- Inability of performing the web-based eye exam prior to cataract surgery.
Study & Design
- Study Type
- Observational non invasive
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method <p>costeffectiveness</p><br>
- Secondary Outcome Measures
Name Time Method <p>Corrected distance visual acuity at the final post-operative visit, uncorrected<br /><br>distance visual acuity, refractive error (sphere/cylinder/axes), patient<br /><br>reported outcome measurements, adverse events. </p><br>