Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(A521) Symptomatic neurosyphilis 204
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A521) Symptomatic neurosyphilis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 97
OUTPAT OUTPAT_ICD10(A510) Primary genital syphilis 95
OUTPAT OUTPAT_ICD10(A513) Secondary syphilis of skin and mucous membranes 69
INPAT INPAT_ICD10(A521) Symptomatic neurosyphilis 66
OUTPAT OUTPAT_ICD10(A519) Early syphilis, unspecified 40
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A513) Secondary syphilis of skin and mucous membranes. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 38
INPAT INPAT_ICD8(09100) Early syphilis, symptomatic, Primary syphilis, except extragenital chancre 37
OUTPAT OUTPAT_ICD10(A539) Syphilis, unspecified 36
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A5275) Unspecified syphilis in the mouth. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 33
INPAT INPAT_ICD10(A539) Syphilis, unspecified 21
OUTPAT OUTPAT_ICD10(A5275) Unspecified syphilis in the mouth 20
INPAT INPAT_ICD9(0913A) Secondary syphilis of skin or mucous membranes 17
OUTPAT OUTPAT_ICD10(A515) Early syphilis, latent 15
OUTPAT OUTPAT_ICD10(A530) Latent syphilis, unspecified as early or late 15
INPAT INPAT_ICD10(A519) Early syphilis, unspecified 14
INPAT INPAT_ICD8(09120) Early syphilis, symptomatic, Secondary syphilis of skin and mucous membranes 14
OUTPAT OUTPAT_ICD10(A529) Late syphilis, unspecified 14
INPAT INPAT_ICD10(A510) Primary genital syphilis 9
OUTPAT OUTPAT_ICD10(A523) Neurosyphilis, unspecified 9
OUTPAT OUTPAT_ICD10(A5279) Other symptomatic late syphilis 9
INPAT INPAT_ICD8(09299) Early syphilis, latent, unspecified 8
OUTPAT OUTPAT_ICD10(A514) Other secondary syphilis 8
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A539) Syphilis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 8
INPAT INPAT_ICD10(A513) Secondary syphilis of skin and mucous membranes 7
INPAT INPAT_ICD10(A529) Late syphilis, unspecified 7
OUTPAT OUTPAT_ICD10(A528) Late syphilis, latent 7
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A510) Primary genital syphilis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 7
INPAT INPAT_ICD10(A522) Asymptomatic neurosyphilis 6
INPAT INPAT_ICD10(A523) Neurosyphilis, unspecified 6
INPAT INPAT_ICD10(A530) Latent syphilis, unspecified as early or late 6
OUTPAT OUTPAT_ICD10(A511) Primary anal syphilis 6
INPAT INPAT_ICD10(A514) Other secondary syphilis 5
INPAT INPAT_ICD10(A515) Early syphilis, latent 5
INPAT INPAT_ICD10(A5279) Other symptomatic late syphilis 5
INPAT INPAT_ICD8(09710) Other syphilis and not specified, Latent syphilis, unspecified 5
INPAT INPAT_ICD9(0910A) Genital syphilis (primary) 5
OUTPAT OUTPAT_ICD10(A512) Primary syphilis of other sites 5
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A529) Late syphilis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5