Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(R5180) Headache 24397
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(R5180) Headache. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 12739
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(R51) Headache. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 6849
INPAT INPAT_ICD10(R5180) Headache 4349
OUTPAT OUTPAT_ICD10(R51) Headache 2339
OUTPAT OUTPAT_ICD10(R5181) Facial pain NOS 2157
INPAT INPAT_ICD8(79199) Headache 1898
INPAT INPAT_ICD9(7840A) Headache 1386
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(R5181) Facial pain NOS. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 1102
INPAT INPAT_ICD10(R51) Headache 459
OUTPAT OUTPAT_ICD10(R518) Name not found 404
INPAT INPAT_ICD10(R5181) Facial pain NOS 146