[
  {
    "phenotype_id": "PH3273",
    "phenotype_version_id": 8264,
    "name": "Amputation of lower limb",
    "definition": "This codelist was taken from [OpenCodelists](https://www.opencodelists.org/), created by [OpenSAFELY](https://www.opensafely.org/). We recommend viewing this Phenotype on the OpenCodelist website to view the most recent version.\n\n\nThis captures amputation of the lower limb for the risk prediction project. Other studies requiring amputation codes should refer to the full codelist, under 'Amputation'.\n\n\n© University of Oxford for the Bennett Institute for Applied Data Science 2025\\. This work may be copied freely for non\\-commercial research and study.\n\n",
    "implementation": null,
    "publications": null,
    "validation": null,
    "citation_requirements": null,
    "created": "2026-01-26T23:08:56.303828Z",
    "author": "OpenSAFELY",
    "collections": [
      {
        "name": "OpenCodelist",
        "value": 31
      },
      {
        "name": "Phenotype Library",
        "value": 18
      }
    ],
    "tags": null,
    "organisation": {
      "id": 1,
      "slug": "opensafely",
      "name": "OpenSAFELY"
    },
    "world_access": 1,
    "updated": "2026-01-26T23:08:56.297160Z",
    "references": [
      {
        "url": "https://github.com/opensafely/codelist-development/issues/35",
        "title": "Github Issue"
      }
    ],
    "signed_off": [],
    "methodology": "Included: Lower limbs, including limb amputations where the limb is not specified\n\n\nExcluded: Traumatic amputation, congenital amputation of a lower limb and surgical incisions \n\n\nSee the GitHub issue for a discussion\n\n",
    "coding_system": [
      {
        "name": "Read codes v3",
        "value": 6
      }
    ],
    "open_codelist_id": "opensafely/amputation-of-lower-limb",
    "source_reference": "https://www.opencodelists.org/codelist/opensafely/amputation-of-lower-limb/2020-09-25",
    "concept_information": [
      {
        "concept_id": 8441,
        "concept_version_id": 15926,
        "concept_name": "opensafely/amputation-of-lower-limb/2020-09-25",
        "coding_system": {
          "id": 6,
          "name": "Read codes v3",
          "description": "Read codes v3"
        },
        "phenotype_id": "PH3273",
        "phenotype_version_id": 8264,
        "phenotype_name": "Amputation of lower limb",
        "code_attribute_header": [
          "BN 1/0",
          "H/M 1/0"
        ],
        "codes": [
          {
            "code": "14N4.",
            "description": "Limb: [H/O amputation] or [amputee]",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "14N41",
            "description": "H/O: lower limb amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "14N4Z",
            "description": "H/O: limb amputation NOS",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "7L06.",
            "description": "Amputation of the lower limb",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L060",
            "description": "Hindquarter amputation (& [Ferre] or [Gordon-Taylor] or [Jaboulay] or [King] or [Sorrondo] or [Steelquist])",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L061",
            "description": "Disarticulation hip (& [Boyd] or [Fitzmaurice Kelly])",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L062",
            "description": "Above knee amputation (& Kirk)",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L063",
            "description": "Amputation through knee (& named variants)",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L06z",
            "description": "Amputation of leg NOS",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L07.",
            "description": "Amputation of the foot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L070",
            "description": "Through ankle amputation (& [Pirogoff] or [Syme])",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L072",
            "description": "Tarsometatarsal amputation (& Lisfranc)",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L073",
            "description": "Transmetatarsal amputation (& [Chopart] or [Ray])",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L08.",
            "description": "Amputation of toe (& disarticulation)",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L080",
            "description": "Amputation of hallux",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L081",
            "description": "Amputation of phalanx of toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L083",
            "description": "Amputation lesser toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L08y",
            "description": "Other specified amputation of toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "7L0L2",
            "description": "Amputation of supernumerary toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "8D471",
            "description": "Hip disarticulation prosthesis",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "8D476",
            "description": "Midfoot amputation prosthesis",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "U635.",
            "description": "[X]Amputation of limb(s) as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "Ub1Qp",
            "description": "Lower limb amputee mobility practice",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Ub1Qq",
            "description": "Re-education lower limb amputee lock knee gait",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Ub1Qr",
            "description": "Re-education lower limb amputee free knee gait",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X607j",
            "description": "Limb amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "X6081",
            "description": "Midfoot amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X6082",
            "description": "Forefoot amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X6083",
            "description": "Partial amputation of hallux",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X6084",
            "description": "Terminalisation of hallux",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X6085",
            "description": "Partial amputation of lesser toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X6086",
            "description": "Terminalisation of lesser toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X76p7",
            "description": "Amputee gait",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "X76p8",
            "description": "Prosthetic limb gait",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa394",
            "description": "Trimming of amputated tip of terminal phalanx",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "Xa3r0",
            "description": "Supramalleolar ankle amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa4CT",
            "description": "Lower limb amputee transfer practice",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa6om",
            "description": "Upper thigh amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa6on",
            "description": "Mid thigh amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa6oo",
            "description": "Lower thigh amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7Ga",
            "description": "Amputated foot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7Gb",
            "description": "Amputated at ankle",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7Gc",
            "description": "Amputated at midfoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7Gd",
            "description": "Amputated forefoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7Ge",
            "description": "Amputated toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GS",
            "description": "Amputated at hindquarter",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GT",
            "description": "Amputated at hip",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GU",
            "description": "Amputated above knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GV",
            "description": "Amputated at upper thigh",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GW",
            "description": "Amputated at mid thigh",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GX",
            "description": "Amputated at lower thigh",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GY",
            "description": "Amputated at knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa7GZ",
            "description": "Amputated below knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "Xa9nc",
            "description": "Terminalisation - action",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "XaBLb",
            "description": "O/E - Amputated right forefoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLc",
            "description": "O/E - Amputated left forefoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLi",
            "description": "O/E - Amputated right toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLj",
            "description": "O/E - Amputated left toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLT",
            "description": "O/E - Amputated right leg",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLU",
            "description": "O/E - Amputated left leg",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLV",
            "description": "O/E - Amputated right above knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLW",
            "description": "O/E - Amputated left above knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLX",
            "description": "O/E - Amputated right below knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBLY",
            "description": "O/E - Amputated left below knee",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBYB",
            "description": "Amputated big toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBYC",
            "description": "Amputated leg",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaBYD",
            "description": "Amputated little toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaE1K",
            "description": "Debridement of below knee amputation stump",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaE1L",
            "description": "Debridement of above knee amputation stump",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaJhA",
            "description": "Amputation of toe and metatarsal",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaKK7",
            "description": "Amputation of toe NOS",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaKK8",
            "description": "Disarticulation of toe NOS",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaLsg",
            "description": "Delivery of rehabilitation for amputation of limb",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "XaXfV",
            "description": "O/E - amputated right midfoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XaXhG",
            "description": "O/E - amputated left midfoot",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE07v",
            "description": "Amputation of lower limb (& disarticulation)",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0J5",
            "description": "Hindquarter amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0J6",
            "description": "Disarticulation of the hip",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0J7",
            "description": "Above knee amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0J8",
            "description": "Through knee amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0J9",
            "description": "Below knee amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0JA",
            "description": "Through ankle amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0JB",
            "description": "Disarticulation of the tarsal bones",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0JC",
            "description": "Disarticulation of the tarsometatarsal joints",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0JD",
            "description": "Amputation through metatarsal bones",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE0JF",
            "description": "Amputation of toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XE2tf",
            "description": "H/O: limb amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          },
          {
            "code": "XM1JW",
            "description": "Syme through ankle amputation",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XM1JX",
            "description": "Disarticulation of toe",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "1"
            }
          },
          {
            "code": "XM1R6",
            "description": "Amputee - limb",
            "attributes": {
              "BN 1/0": "1",
              "H/M 1/0": "3"
            }
          }
        ]
      }
    ],
    "coding_system_release": "",
    "open_codelist_version_id": "0d15b188",
    "open_codelist_version_tag": "2020-09-25",
    "status": 1,
    "doi": "https://doi.org/10.48533/qhdj-n647",
    "is_deleted": false,
    "publish_status": 2,
    "owner": "ieuan.scanlon",
    "template": {
      "id": 3,
      "name": "OpenCodelists Phenotype",
      "description": "OpenSafely's OpenCodelist Phenotype, visit https://www.opencodelists.org/ to learn more",
      "version_id": 1
    },
    "versions": [
      {
        "version_id": 8264,
        "version_name": "Amputation of lower limb",
        "version_date": "2026-01-26T23:08:56.310405Z",
        "is_published": true,
        "is_latest": true
      }
    ]
  }
]