| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| INPAT | INPAT_ICD10(K359) | Acute appendicitis, unspecified | 11403 | |
| OUTPAT | OUTPAT_ICD10(K359) | Acute appendicitis, unspecified | 8867 | |
| INPAT | INPAT_ICD9(5409X) | Acute appendicitis without mention of peritonitis | 4726 | |
| INPAT | INPAT_ICD8(54099) | Acute appendicitis, Without mention of peritonitis | 4397 | |
| INPAT | INPAT_ICD8(54091) | Acute appendicitis, Gangraenosa, peritonitide non indicata | 1555 | |
| INPAT | INPAT_ICD10(K350) | Acute appendicitis with generalized peritonitis | 1441 | |
| INPAT | INPAT_ICD8(54090) | Acute appendicitis, Phlegmonosa, peritonitide non indicata | 1150 | |
| INPAT | INPAT_ICD10(K351) | Acute appendicitis with peritoneal abscess | 1118 | |
| OUTPAT | OUTPAT_ICD10(K351) | Acute appendicitis with peritoneal abscess | 657 | |
| OUTPAT | OUTPAT_ICD10(K350) | Acute appendicitis with generalized peritonitis | 576 | |
| INPAT | INPAT_ICD8(54000) | Acute appendicitis, Perforans | 521 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(K359) | Acute appendicitis, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 499 | |
| INPAT | INPAT_ICD9(5400B) | Acute appendicitis, With generalised peritonitis | 398 | |
| INPAT | INPAT_ICD9(5401A) | Acute appendicitis with peritoneal abscess | 361 | |
| INPAT | INPAT_ICD8(54003) | Acute appendicitis, Cum abscessu | 341 | |
| INPAT | INPAT_ICD8(54001) | Acute appendicitis, Cum peritonitide diffusa | 340 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(K35) | Acute appendicitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 292 | |
| INPAT | INPAT_ICD8(54002) | Acute appendicitis, Cum peritonitide circumscripta | 271 | |
| INPAT | INPAT_ICD9(5400A) | Acute appendicitis, With generalised peritonitis | 253 | |
| OUTPAT | OUTPAT_ICD10(K35) | Acute appendicitis | 37 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(K350) | Acute appendicitis with generalized peritonitis. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 35 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(K351) | Acute appendicitis with peritoneal abscess. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 30 | |
| INPAT | INPAT_ICD8(54009) | Name not found | 23 | |
| INPAT | INPAT_ICD9(5409A) | Name not found | 9 | |
| DEATH | DEATH_ICD10(K350) | Acute appendicitis with generalized peritonitis | 6 | |
| INPAT | INPAT_ICD10(K35) | Acute appendicitis | 6 |