Table 1

Illness and demographic characteristics among patients assigned to 77 hospital cohorts. Values are numbers (percentages)

CharacteristicPatients (n=115 089)
Chronic conditions:
Cancer: solid tumours31 764 (27.6)
Lymphomas and leukaemias6 279 (5.5)
AIDS103 (0.1)
Chronic pulmonary disease25 864 (22.5)
Coronary artery disease9 931 (8.6)
Congestive heart failure37 584 (32.7)
Peripheral vascular disease5 958 (5.2)
Severe chronic liver disease2 317 (2.0)
Diabetes with end organ damage2 902 (2.5)
Chronic renal failure6 809 (5.9)
Nutritional deficiencies12 068 (10.5)
Dementia17 062 (14.8)
Functional impairment3 040 (2.6)
No of chronic conditions:
None17 674 (15.4)
1 only49 568 (43.1)
2 only33 914 (29.5)
3 only11 656 (10.1)
≥42 277 (2.0)
Demographic characteristics:
Age 65-6912 912 (11.2)
Age 70-7419 811 (17.2)
Age 75-7923 545 (20.5)
Age 80-8422 995 (20.0)
Age ≥8535 826 (31.1)
Male52 313 (45.5)
Female62 776 (54.5)
Non-black97 740 (84.9)
Black17 349 (15.1)