Table 1 Characteristics of study participants stratified on mortality status

Age (years), median [IQR]

88 [83–93]

87 [82–93]

89 [84–94]

 < 0.001

Male, n (%)

1526 (35)

931 (31)

595 (44)

 < 0.001

Mortality, n (%)

1357 (31)

-

-

-

Charlson comorbidity index, median [IQR]

6 [5–7]

6 [5–7]

6 [5–7]

0.012

Dementia, n (%)

2881 (67)

1965 (66)

916 (68)

0.482

COPD, n (%)

276 (6)

190 (6)

86 (6)

0.975

Diabetes, n (%)

Uncomplicated

895 (21)

617 (21)

278 (20)

0.823

End-organ damage

43 (1)

27 (1)

16 (1)

0.512

Chronic kidney disease, n (%)

722 (17)

451 (15)

271 (20)

 < 0.001

Liver disease, n (%)

Mild

8 (< 1)

7 (< 1)

1 (< 1)

0.449

Severe

60 (1)

42 (1)

18 (1)

0.921

Myocardial infarction, n (%)

415 (10)

281 (10)

134 (10)

0.732

Chronic heart failure, n (%)

717 (17)

466 (16)

251 (19)

0.027

Peripheral vascular disease, n (%)

181 (4)

125 (4)

56 (4)

0.950

Cerebrovascular accident, n (%)

566 (13)

376 (13)

190 (14)

0.259

Connective tissue disease, n (%)

619 (14)

478 (16)

141 (10)

 < 0.001

Peptic ulcer disease, n (%)

86 (2)

56 (2)

30 (2)

0.562

Paralysis, n (%)

12 (< 1)

7 (< 1)

5 (< 1)

0.650

Solid tumor, n (%)

Localized

972 (23)

676 (23)

296 (22)

0.482

Malignant

87 (2)

60 (2)

27 (2)

1

Leukemia, n (%)

15 (< 1)

9 (< 1)

6 (< 1)

0.578

Lymphoma, n (%)

22 (1)

16 (1)

6 (< 1)

0.849