---
title: "Get study statistics"
method: GET
path: "/studies/{id}/statistics"
tags: ["Studies"]
---

# Get study statistics

`GET /studies/{id}/statistics`

Get statistics about the given study

## Path parameters

- `id` string, required

## Response `200`

- object
  - `CountInstances` number — Number of child instances within this study
  - `CountSeries` number — Number of child series within this study
  - `DicomDiskSize` string — Size on the disk of the DICOM instances associated with the study, expressed in bytes
  - `DicomDiskSizeMB` number — Size on the disk of the DICOM instances associated with the study, expressed in megabytes (MB)
  - `DicomUncompressedSize` string — Size on the disk of the uncompressed DICOM instances associated with the study, expressed in bytes
  - `DicomUncompressedSizeMB` number — Size on the disk of the uncompressed DICOM instances associated with the study, expressed in megabytes (MB)
  - `DiskSize` string — Size of the study on the disk in bytes, expressed as a string for 64bit compatibility with JSON
  - `DiskSizeMB` number — Size of the study on the disk, expressed in megabytes (MB)
  - `UncompressedSize` string — Size of the study after decompression in bytes, expressed as a string for 64bit compatibility with JSON
  - `UncompressedSizeMB` number — Size of the study after decompression, expressed in megabytes (MB). This is different from `DiskSizeMB` iff `StorageCompression` is `true`.

---

[API](https://skmtc.net/uclouvain/apis/orthanc-api.md) · [All operations](https://skmtc.net/uclouvain/apis/orthanc-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/uclouvain/orthanc-api/versions/9297c4930d96/schema)