Evidence map›Paper›PMID 42828388›Full record

ArticleCureus2026

Pioneering Comprehensive Eye Care in Northern Pakistan: Development and Implementation of a Hub-and-Spoke Model.

Zubaida Sirang, Raisa Khan, Shamila Ladak, Irfan Jeeva

Abstract read
In one paragraph

Article in Cureus, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Zubaida SirangOphthalmology, University of Calgary, Calgary, CAN.
Raisa KhanPublic Health Services, Aga Khan Health Service Pakistan, Karachi, PAK.
Shamila LadakMedicine, Aga Khan University, Karachi, PAK.
Irfan JeevaOphthalmology, Mid Yorkshire Teaching NHS Trust, Wakefield, GBR.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The hub-and-spoke model in ophthalmology was implemented in Northern Pakistan in 2021 under the Aga Khan Health Service, Pakistan (AKHS-P), in collaboration with the Aga Khan University, Karachi, to expand access to comprehensive and specialized eye care across the geographically challenging and historically underserved regions of Gilgit-Baltistan and Chitral. A central ophthalmology hub was established in Gilgit, equipped with advanced diagnostic, laser, and surgical ophthalmic facilities to provide comprehensive eye care locally. The hub was staffed by a fellowship-trained ophthalmologist and supported by the Aga Khan University Hospital in Karachi as a super-hub, providing subspecialty expertise and teleophthalmology support. Two sub-hubs were subsequently established in Upper and Lower Chitral and staffed by optometrists, while peripheral spokes were developed across remote communities of Gilgit-Baltistan and Chitral and operated by frontline healthcare workers, with periodic visits by optometrists and ophthalmic technicians. Through this tiered network, patients receive care at the level closest to their communities, while those requiring advanced diagnostic assessment, specialist consultation, or surgical intervention are referred to the appropriate level within the network. The sub-hubs address primary and routine ophthalmic needs and facilitate referral, whereas the central hub provides advanced diagnostic, laser, and surgical services. The super-hub at Aga Khan University Hospital, Karachi, further strengthens the network through subspecialty expertise, teleophthalmology, training, and clinical support. Future development may incorporate artificial intelligence (AI)-assisted tele-ophthalmology, continued human-resource development, and strengthened subspecialty networks to support sustainable delivery of comprehensive eye care across geographically isolated and resource-constrained settings.

Indexed as

comprehensive eye carehub-and-spoke modelnorthern pakistanrural healthteleophthalmology

Identifiers

PMID42828388
PMCPMC13633058

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.