Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 814
OUTPAT OUTPAT_ICD10(M879) Osteonecrosis, unspecified 613
INPAT INPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 527
OUTPAT OUTPAT_ICD10(M871) Osteonecrosis due to drugs 395
INPAT INPAT_ICD10(M879) Osteonecrosis, unspecified 311
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M870) Idiopathic aseptic necrosis of bone. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 175
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M879) Osteonecrosis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 160
OUTPAT OUTPAT_ICD10(M873) Other secondary osteonecrosis 134
OUTPAT OUTPAT_ICD10(M878) Other osteonecrosis 101
OUTPAT OUTPAT_ICD10(M872) Osteonecrosis due to previous trauma 95
INPAT INPAT_ICD10(M871) Osteonecrosis due to drugs 87
INPAT INPAT_ICD10(M873) Other secondary osteonecrosis 79
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M871) Osteonecrosis due to drugs. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 55
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M87) Osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 42
INPAT INPAT_ICD10(M872) Osteonecrosis due to previous trauma 38
INPAT INPAT_ICD10(M878) Other osteonecrosis 35
INPAT INPAT_ICD9(7334B) Other disorders of bone and cartilage, Aseptic necrosis of bone 23
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M873) Other secondary osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 19
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M872) Osteonecrosis due to previous trauma. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M878) Other osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
INPAT INPAT_ICD9(7334X) Other disorders of bone and cartilage, Aseptic necrosis of bone 15
INPAT INPAT_ICD9(7334A) Other disorders of bone and cartilage, Aseptic necrosis of bone 9
INPAT INPAT_ICD9(7334C) Other disorders of bone and cartilage, Aseptic necrosis of bone 6