Source Code Name Case count Share of cases (%)
INPAT INPAT_ICD8(38210) Chronic otitis media with mastoiditis 520
OUTPAT OUTPAT_ICD10(H701) Chronic mastoiditis 407
INPAT INPAT_ICD10(H701) Chronic mastoiditis 156
INPAT INPAT_ICD9(3831A) Chronic mastoiditis 14
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(H701) Chronic mastoiditis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
INPAT INPAT_ICD8(38310) Mastoiditis without mention of otitis media, Chronic 10