Source Code Name Case count Share of cases (%)
OUTPAT OUTPAT_ICD10(G912) Normal-pressure hydrocephalus 713
INPAT INPAT_ICD10(G912) Normal-pressure hydrocephalus 572
OUTPAT OUTPAT_ICD10(G910) Communicating hydrocephalus 337
INPAT INPAT_ICD10(G910) Communicating hydrocephalus 332
OUTPAT OUTPAT_ICD10(G911) Obstructive hydrocephalus 268
INPAT INPAT_ICD10(G911) Obstructive hydrocephalus 258
OUTPAT OUTPAT_ICD10(G919) Hydrocephalus, unspecified 249
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G912) Normal-pressure hydrocephalus. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 239
INPAT INPAT_ICD10(G919) Hydrocephalus, unspecified 191
INPAT INPAT_ICD10(G942) Hydrocephalus in other diseases classified elsewhere 108
INPAT INPAT_ICD9(3313A) Communicating hydrocephalus 72
OUTPAT OUTPAT_ICD10(G942) Hydrocephalus in other diseases classified elsewhere 66
OUTPAT OUTPAT_ICD10(G918) Other hydrocephalus 62
INPAT INPAT_ICD10(G918) Other hydrocephalus 57
OUTPAT OUTPAT_ICD10(G913) Post-traumatic hydrocephalus, unspecified 46
INPAT INPAT_ICD9(3314A) Obstructive hydrocephalus 45
INPAT INPAT_ICD10(G913) Post-traumatic hydrocephalus, unspecified 40
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G910) Communicating hydrocephalus. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 40
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G919) Hydrocephalus, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 38
INPAT INPAT_ICD10(G941) Hydrocephalus in neoplastic disease 31
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G911) Obstructive hydrocephalus. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 31
INPAT INPAT_ICD8(34793) Other disease of brain, Hydrocephalus acquisitus NUD 25
DEATH DEATH_ICD10(G912) Normal-pressure hydrocephalus 23
INPAT INPAT_ICD9(7423A) Congenital hydrocephalus 23
INPAT INPAT_ICD8(74200) Congenital hydrocephalus, Communicans 21
OUTPAT OUTPAT_ICD10(G941) Hydrocephalus in neoplastic disease 19
OUTPAT OUTPAT_ICD10(Q030) Malformations of aqueduct of Sylvius 18
OUTPAT OUTPAT_ICD10(Q039) Congenital hydrocephalus, unspecified 18
INPAT INPAT_ICD8(74209) Congenital hydrocephalus, Unspecified 16
INPAT INPAT_ICD10(Q039) Congenital hydrocephalus, unspecified 14
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G91) Hydrocephalus. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 13
INPAT INPAT_ICD10(Q030) Malformations of aqueduct of Sylvius 11
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G942) Hydrocephalus in other diseases classified elsewhere. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 11
DEATH DEATH_ICD10(G919) Hydrocephalus, unspecified 9
INPAT INPAT_ICD8(74201) Congenital hydrocephalus, Non communicans 9
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G918) Other hydrocephalus. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 9
INPAT INPAT_ICD8(74210) Name not found 8
PRIM_OUT PRIM_OUT_NOT_USED_ICD10(G913) Post-traumatic hydrocephalus, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! 8
DEATH DEATH_ICD10(G911) Obstructive hydrocephalus 6
DEATH DEATH_ICD10(G910) Communicating hydrocephalus 5
INPAT INPAT_ICD10(Q031) Atresia of foramina of Magendie and Luschka 5
OUTPAT OUTPAT_ICD10(Q031) Atresia of foramina of Magendie and Luschka 5