Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(A521) Symptomatic neurosyphilis 245
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A521) Symptomatic neurosyphilis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 118
OUTPAT OUTPAT_ICD10(A510) Primary genital syphilis 112
OUTPAT OUTPAT_ICD10(A513) Secondary syphilis of skin and mucous membranes 90
INPAT INPAT_ICD10(A521) Symptomatic neurosyphilis 77
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! 50
OUTPAT OUTPAT_ICD10(A519) Early syphilis, unspecified 48
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A5275) Unspecified syphilis in the mouth. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 44
OUTPAT OUTPAT_ICD10(A539) Syphilis, unspecified 43
INPAT INPAT_ICD8(09100) Early syphilis, symptomatic, Primary syphilis, except extragenital chancre 40
INPAT INPAT_ICD10(A539) Syphilis, unspecified 24
OUTPAT OUTPAT_ICD10(A5275) Unspecified syphilis in the mouth 22
INPAT INPAT_ICD9(0913A) Secondary syphilis of skin or mucous membranes 19
INPAT INPAT_ICD8(09120) Early syphilis, symptomatic, Secondary syphilis of skin and mucous membranes 17
OUTPAT OUTPAT_ICD10(A515) Early syphilis, latent 17
INPAT INPAT_ICD10(A519) Early syphilis, unspecified 16
OUTPAT OUTPAT_ICD10(A530) Latent syphilis, unspecified as early or late 15
OUTPAT OUTPAT_ICD10(A529) Late syphilis, unspecified 14
OUTPAT OUTPAT_ICD10(A514) Other secondary syphilis 13
INPAT INPAT_ICD10(A510) Primary genital syphilis 11
OUTPAT OUTPAT_ICD10(A528) Late syphilis, latent 11
INPAT INPAT_ICD8(09299) Early syphilis, latent, unspecified 10
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A539) Syphilis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 10
INPAT INPAT_ICD10(A513) Secondary syphilis of skin and mucous membranes 9
OUTPAT OUTPAT_ICD10(A5279) Other symptomatic late syphilis 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A510) Primary genital syphilis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
INPAT INPAT_ICD8(09710) Other syphilis and not specified, Latent syphilis, unspecified 8
OUTPAT OUTPAT_ICD10(A523) Neurosyphilis, unspecified 8
INPAT INPAT_ICD10(A522) Asymptomatic neurosyphilis 7
INPAT INPAT_ICD10(A523) Neurosyphilis, unspecified 7
INPAT INPAT_ICD10(A529) Late syphilis, unspecified 7
INPAT INPAT_ICD10(A530) Latent syphilis, unspecified as early or late 7
INPAT INPAT_ICD9(0910A) Genital syphilis (primary) 7
INPAT INPAT_ICD10(A514) Other secondary syphilis 6
INPAT INPAT_ICD10(A515) Early syphilis, latent 6
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A529) Late syphilis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6
INPAT INPAT_ICD10(A520) Cardiovascular syphilis 5
OUTPAT OUTPAT_ICD10(A511) Primary anal syphilis 5
OUTPAT OUTPAT_ICD10(A512) Primary syphilis of other sites 5
OUTPAT OUTPAT_ICD10(A522) Asymptomatic neurosyphilis 5
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(A53) Other and unspecified syphilis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 5