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To compare the performance of new visual field testing machine with the gold standard machine in glaucoma patients

Comparison of Compass fundus automated perimeter and Humphreys perimeter in detecting glaucomatous defects

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2017/10/010046
Enrollment
50
Registered
2017-10-09
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: null- GLAUCOMA

Interventions

Control Intervention1: NIL: NIL

Sponsors

Nethradhama superspeciality eye hospital
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Best-corrected visual acuity >0.8 (for subjects 0.6 (over 50) in both eyes spherical refraction within ±5D astigmatism within ±2D; The appearance of a glaucomatous optic disc in both eyes and IOP >22 mmHg in both eyes in subjects without treatment or

Exclusion criteria

Exclusion criteria: All non- glaucomatous cases Glaucomatous cases with Patients refusal to participate in the study, presence of ocular pathologies other than glaucoma,evidence or a history of ocular trauma or ocular surgery in both eyes, the presence of pathologies which may interfere with visual field testing and the use of drugs which may interfere with visual field testing.

Design outcomes

Primary

MeasureTime frame
To compare the performance of Compass fundus automated perimetry and Humphrey Field Analyzer in glaucoma patientsTimepoint: 6 months after the start of the study—

Secondary

MeasureTime frame
To compare mean sensitivity, mean deviation, pattern standard deviation between compass perimeter and humphreys perimeter in all eyesTimepoint: 6 months after the start of the study—

Countries

India

Contacts

Public ContactDr Manogna Aitharaju

Nethradhama superspeciality eye hospital

drshibidev@gmail.com8884549449

Outcome results

None listed

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