Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 450
OUTPAT OUTPAT_ICD10(M879) Osteonecrosis, unspecified 365
INPAT INPAT_ICD10(M870) Idiopathic aseptic necrosis of bone 328
OUTPAT OUTPAT_ICD10(M871) Osteonecrosis due to drugs 232
INPAT INPAT_ICD10(M879) Osteonecrosis, unspecified 187
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M879) Osteonecrosis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 73
OUTPAT OUTPAT_ICD10(M873) Other secondary osteonecrosis 65
OUTPAT OUTPAT_ICD10(M872) Osteonecrosis due to previous trauma 61
INPAT INPAT_ICD10(M871) Osteonecrosis due to drugs 58
OUTPAT OUTPAT_ICD10(M878) Other osteonecrosis 58
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M870) Idiopathic aseptic necrosis of bone. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 58
INPAT INPAT_ICD10(M873) Other secondary osteonecrosis 36
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M871) Osteonecrosis due to drugs. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 33
INPAT INPAT_ICD10(M878) Other osteonecrosis 27
INPAT INPAT_ICD10(M872) Osteonecrosis due to previous trauma 24
INPAT INPAT_ICD9(7334B) Other disorders of bone and cartilage, Aseptic necrosis of bone 18
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M87) 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 12
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M878) Other osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M873) Other secondary osteonecrosis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 7
INPAT INPAT_ICD9(7334A) Other disorders of bone and cartilage, Aseptic necrosis of bone 6
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(M872) Osteonecrosis due to previous trauma. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6
INPAT INPAT_ICD9(7334C) Other disorders of bone and cartilage, Aseptic necrosis of bone 5