RAVI Cataract Surgery Outcome Dataset
RAVI cataract-surgery outcomes are direct human ophthalmic population data.
At a glance
| Field | Value |
|---|---|
| Short name | dryad_ravi_cataract_outcomes |
| Full name | RAVI Cataract Surgery Outcome Dataset |
| First published | 2017-11-29 |
| Publication date precision | day |
| Publication date evidence | https://doi.org/10.5061/dryad.4p55b |
| Publication date source field | Published |
| Publication date reviewed | 2026-09-11 |
| Primary category | tabular |
| Resource role | current_dataset |
| Dataset family | dryad_ravi_cataract_outcomes |
| Contained modalities | tabular |
| Tasks | regression |
| Primary reported quantity | 1,228 eyes |
| Classes | Not reported (Not reported) |
| Splits | all |
| Size | 0.001235503 GB |
| Source-stated terms | https://spdx.org/licenses/CC0-1.0.html |
| Normalized terms | cc0 |
| Descriptive screening label | Standard label without an explicit NC clause; not a permission finding |
| Terms scope | dataset_files |
| Access friction | self_service_authenticated |
| Route backend | Dryad |
| Availability | available (checked 2026-08-01) |
| Acquisition support | standard_platform_supported |
| Legacy sample-loader status | Metadata and access only |
Reported quantities
| Role | Count | Unit | Scope | Basis | Evidence |
|---|---|---|---|---|---|
| Primary | 1,228 | eyes | Source-described operated eyes with cataract surgery history Source-stated quantity; Dryad file count is separate metadata and is not a scientific sample count. | official_source_description | https://doi.org/10.5061/dryad.4p55b |
Counts retain their source-reported units. Additional rows can describe components, paired items, or derivative copies and are not automatically added to the primary quantity.
Notes
Scope screen: core_add. Current Dryad v1 file listing: 1 files, 1216284 bytes.
Access information and download
- CLI
- Python
# Read-only preflight
eyehub download dryad_ravi_cataract_outcomes --data-dir ./data --dry-run --json
# Download, only when preflight reports supported behavior
eyehub download dryad_ravi_cataract_outcomes --data-dir ./data
from eyedatahub.acquisition import preflight_dataset
from eyedatahub.datasets.registry import REGISTRY
ds = REGISTRY.get_dataset('dryad_ravi_cataract_outcomes')
print(preflight_dataset(ds, './data')) # no download
Upstream page: https://doi.org/10.5061/dryad.4p55b
Source-term evidence: https://doi.org/10.5061/dryad.4p55b
Loader status
This catalog record provides metadata and access instructions, but it does not yet include a standard DatasetSample loader. Inspect the source file structure or contribute a loader before using it in a training pipeline.
Citation
- BibTeX
- Plain text
@misc{dryad_ravi_cataract_outcomes,
title = { RAVI Cataract Surgery Outcome Dataset },
note = { Marmamula, Srinivas, Khanna, Rohit C., Shekhar, Konegari, and Rao, Gullapalli N.. Data from: Outcomes of cataract surgery in urban and rural population in the South Indian State of Andhra Pradesh: Rapid Assessment of Visual Impairment (RAVI) Project. Dryad. 2017. doi:10.5061/dryad.4p55b },
year = { 2017 },
url = { https://doi.org/10.5061/dryad.4p55b },
}
Marmamula, Srinivas, Khanna, Rohit C., Shekhar, Konegari, and Rao, Gullapalli N.. Data from: Outcomes of cataract surgery in urban and rural population in the South Indian State of Andhra Pradesh: Rapid Assessment of Visual Impairment (RAVI) Project. Dryad. 2017. doi:10.5061/dryad.4p55b
Source-stated terms
- Raw source string: https://spdx.org/licenses/CC0-1.0.html
- Normalized category:
cc0 - Apparent scope:
dataset_files - Descriptive screening label: Standard label without an explicit NC clause; not a permission finding
⚠️ Source-stated terms, scope, and normalized labels are curation metadata, not legal advice or a permission finding. Review the current official source before transfer or reuse.
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