Table 3.
Principal diagnoses with the highest readmission rates (30 day all-cause, 30 day same cause, and calendar year same cause) and total calendar year same cause readmission costs (calendar year same cause). Readmission frequencies are totaled over 2010–2014. Diagnoses with less than 100 total hospitalizations from 2010–2014 are excluded.
Abbreviations: CY, calendar year; NOS, not otherwise specified
| 30 day all-cause readmissions, N (readmission rate, %) | 30 day same-cause readmissions, N (readmission rate, %) | CY same-cause readmissions, N (readmission rate, %) | Total CY same-cause readmission cost, million $ | ||||
|---|---|---|---|---|---|---|---|
| Mycosis fungoides | 2728 (32.3) | Vascular hamartomas | 35 (21.1) | Dermatomyositis | 2016 (30.8) | Cellulitis | 1942 |
| Sezary syndrome | 77 (29.2) | Dermatomyositis | 1115 (18.3) | Systemic lupus erythematosus | 17108 (24.3) | Systemic lupus erythematosus | 221 |
| Graft-versus-host disease | 44 (28.2) | Thrombotic microangiopathy | 1233 (13.7) | Vascular hamartomas | 40 (22.7) | Thrombotic microangiopathy | 50.4 |
| Dermatomyositis | 1626 (26.6) | Systemic lupus erythematosus | 8541 (12.8) | Alopecia NOS | 37 (22.6) | Hidradenitis | 47.5 |
| Pityriasis rubra pilaris | 40 (26.2) | Pityriasis rubra pilaris | 15 (10.6) | Morphea | 95 (18.8) | Mycosis fungoides | 42.9 |
| Kaposi sarcoma | 47 (25) | Pemphigus | 199 (9.2) | Hidradenitis | 3822 (18.7) | Dermatomyositis | 29.3 |
| Calcinosis cutis, necrobiosis lipoidica, and other degenerative / depositional skin disease | 369 (24.8) | Henoch-Schonlein purpura | 708 (8.1) | Thrombotic microangiopathy | 1614 (16.9) | Systemic sclerosis | 21.4 |
| Systemic lupus erythematosus | 16323 (24.4) | Sezary syndrome | 20 (7.9) | Pityriasis rubra pilaris | 23 (16.3) | Granulomatosis with polyangiitis | 21.4 |
| Vascular hamartomas | 40 (24) | Granulomatosis with polyangiitis | 582 (7) | Pemphigus | 369 (16.2) | Pyoderma | 12.0 |
| Thrombotic microangiopathy | 1990 (22.2) | Pyoderma gangrenosum | 331 (6.6) | Pyoderma gangrenosum | 830 (15.3) | Squamous cell carcinoma | 10.7 |
| Cutaneous small vessel vasculitis NOS | 1297 (21.6) | Alopecia NOS | 9 (6.6) | Systemic sclerosis | 1249 (14.4) | Scar and fibrosis of skin | 10.3 |
| Human herpes virus 6 | 27 (21.3) | Hidradenitis | 1258 (6.5) | Mycosis fungoides | 1224 (13.9) | Skin cancer NOS | 10.2 |
| Morphea | 94 (19.9) | Mycosis fungoides | 536 (6.3) | Congenital skin disorders NOS | 135 (12.3) | Cutaneous small vessel vasculitis | 10.1 |
| Polyarteritis nodosa | 657 (19.6) | Systemic sclerosis | 512 (6.2) | Psoriasis | 671 (12.3) | Kawasaki disease | 8.17 |
| Systemic sclerosis | 1581 (19.3) | Morphea | 29 (6.2) | Granulomatosis with polyangiitis | 1067 (12) | Melanoma | 7.48 |