Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 709
OUTPAT OUTPAT_ICD10(M879) Osteonecrosis, unspecified 521
INPAT INPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 445
OUTPAT OUTPAT_ICD10(M871) Osteonecrosis due to drugs 364
INPAT INPAT_ICD10(M879) Osteonecrosis, unspecified 264
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M870) Idiopathic aseptic necrosis of bone. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 132
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M879) Osteonecrosis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 123
OUTPAT OUTPAT_ICD10(M873) Other secondary osteonecrosis 118
OUTPAT OUTPAT_ICD10(M878) Other osteonecrosis 87
OUTPAT OUTPAT_ICD10(M872) Osteonecrosis due to previous trauma 82
INPAT INPAT_ICD10(M871) Osteonecrosis due to drugs 74
INPAT INPAT_ICD10(M873) Other secondary osteonecrosis 62
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M871) Osteonecrosis due to drugs. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 51
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M87) Osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 34
INPAT INPAT_ICD10(M872) Osteonecrosis due to previous trauma 32
INPAT INPAT_ICD10(M878) Other osteonecrosis 30
INPAT INPAT_ICD9(7334B) Other disorders of bone and cartilage, Aseptic necrosis of bone 21
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M873) Other secondary osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 18
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M878) Other osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 17
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M872) Osteonecrosis due to previous trauma. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 14
INPAT INPAT_ICD9(7334X) Other disorders of bone and cartilage, Aseptic necrosis of bone 13
INPAT INPAT_ICD9(7334A) Other disorders of bone and cartilage, Aseptic necrosis of bone 8
INPAT INPAT_ICD9(7334C) Other disorders of bone and cartilage, Aseptic necrosis of bone 6