Table 7 Top 10 CSS disease categories in the pre- and post-HD periods

Cluster 1: Average to High (n = 113)

1. Acute and unspecified ESRD (82 %)

2. CKD (67 %)

3. Essential hypertension (61 %)

4. Other lower respiratory disease (60 %)

5. Other connective tissue disease (60 %)

6. Deficiency and other anemia (58 %)

7. Residual codes; unclassified (57 %)

8. Type 2 diabetes without complication (56 %)

9. Other circulatory disease (54 %)

10. Cardiac dysrythmias (52 %)

1. CKD (99 %)

2. Acute and unspecified ESRD (90 %)

3. Deficiency and other anemia (89 %)

4. Septicemia (except in labor) (89 %)

5. Complication of device, implant, or graft (86 %)

6. Residual codes; unclassified (83 %)

7. Respiratory failure; insufficiency; arrest (adult) (82 %)

8. Other circulatory disease (80 %)

9. Other lower respiratory disease (78 %)

10. Cardiac dysrhythmias (76 %)

Cluster 2: Very High to High (n = 89)

1. Acute and unspecified ESRD (87 %)

2. Other lower respiratory disease (80 %)

3. Respiratory failure; insufficiency; arrest (78 %)

4. Residual codes; unclassified (75 %)

5. Cardiac dysrythmias (73 %)

6. Essential hypertension (70 %)

7. Septicemia (67 %)

8. Deficiency and other anemia (65 %)

9. CKD (65 %)

10. Other circulatory disease (64 %)

1. CKD (97 %)

2. Acute and unspecified ESRD (89 %)

3. Deficiency and other anemia (85 %)

4. Respiratory failure; insufficiency; arrest (78 %)

5. Residual codes; unclassified (78 %)

6. Complication of device, implant or graft (76 %)

7. Essential hypertension (75 %)

8. Other aftercare (73 %)

9. Other lower respiratory disease (72 %)

10. Other connective tissue disease (72 %)

Cluster 3: Average to Average (n = 16,624)

1. CKD (92 %)

2. Deficiency and other anemia (69 %)

3. Essential hypertension (60 %

4. Hypertension with complications and secondary hypertension (59 %)

5. Acute and unspecified ESRD (57 %)

6. Type 2 diabetes without complications (475)

7. Type 2 diabetes with complications (42 %)

8. Residual codes; unclassified (41 %)

9. Other lower respiratory disease (40 %)

10. Complication of device; implant or graft (37 %)

1. CKD (100 %)

2. Deficiency and other anemia (86 %)

3. Complication of device; implant or graft (73 %)

4. Hypertension with complications and secondary hypertension (70 %)

5. Essential hypertension (62 %)

6. Acute and unspecified ESRD (55 %)

7. Other disease of kidney and ureters (53 %)

8. Type 2 diabetes without complication (50 %)

9. Residual codes; unclassified (50 %)

10. Type 2 diabetes with complications (45 %)

Cluster 4: Increasing Costs, High at Both Points (n = 1554)

1. CKD (85 %)

2. Acute and unspecified ESRD (70 %)

3. Deficiency and other anemia (66 %)

4. Essential hypertension (65 %)

5. Hypertension with complications and secondary hypertension (58 %)

6. Residual codes; unclassified (52 %)

7. Type 2 diabetes without complication (52 %)

8. Other lower respiratory disease (51 %)

9. Type 2 diabetes with complications (50 %)

10. Fluid and electrolyte disorders (45 %)

1. CKD (92 %)

2. Deficiency and other anemia

3. Hypertension with complications and secondary hypertension

4. Complication of device; implant or graft

5. Residual codes; unclassified

6. Acute and unspecified ESRD

7. Essential hypertensions

8. Other aftercare

9. Other circulatory disorder

10. Other lower respiratory disease