Table 1 Disease-specific comorbidities and CCI of HK patients
Disease (ICD-10-GM code) | Non-acute outpatient treated HK patients N = 3333 | Chronic HK patients N = 1693 | ||
|---|---|---|---|---|
n | % | n | % | |
CKD | ||||
CKD stages 1 to 5 (N18.1 + N18.2 + N18.3 + N18.4 + N18.5) | 1737 | 52.1 | 860 | 50.8 |
CKD stage 3 to 5 (N18.3 + N18.4 + N18.5) | 1623 | 48.7 | 805 | 47.5 |
HF | ||||
Heart failure (ANY) (I50.11-I50.14, I50.19) | 681 | 20.4 | 320 | 18.9 |
T2DM | ||||
Diabetes mellitus, type 2 (E11.-) | 1481 | 46.44 | 753 | 44.5 |
Comorbidities (CKD, T2DM, HF) | ||||
None | 943 | 28.3 | 483 | 28.5 |
One Comorbidity | 1203 | 36.1 | 633 | 37.4 |
CKD | 640 | 19.2 | 331 | 19.6 |
T2DM | 486 | 14.6 | 264 | 15.6 |
HF | 77 | 2.3 | 38 | 2.2 |
Two Comorbidities | 865 | 26.0 | 431 | 25.5 |
CKD + T2DM | 583 | 17.5 | 295 | 17.4 |
CKD + HF | 192 | 5.8 | 88 | 5.2 |
T2DM + HF | 90 | 2.7 | 48 | 2.8 |
Three Comorbidities | 322 | 9.7 | 146 | 8.6 |
≥ One Comorbidity | 2390 | 71.7 | 1210 | 71.5 |
Charlson Comorbidity Index (CCI) | ||||
CCI score: 0 | 397 | 11.9 | 185 | 10.9 |
CCI score: 1 | 502 | 15.1 | 283 | 16.7 |
CCI score: 2 | 485 | 14.6 | 247 | 14.6 |
CCI score: 3 | 494 | 14.8 | 265 | 15.7 |
CCI score: ≥4 | 1455 | 43.7 | 713 | 42.1 |
Mean CCI score | 3.32 | 3.26 | ||