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Table 1 Baseline demographic information for the study population stratified for survival status

From: Relative survival following hemi-and total hip arthroplasty for hip fractures in Sweden

 

Alive

Dead

Total

P-value

Sample Size

22,575

21,316

43,891

 

Sex: Female (%)

16,857 (74.7)

13,988 (65.6)

30,845

< 0.001

Age (mean & sd)

79.33 (9.17)

83.85 (7.77)

 

< 0.001

Hospital type (%)

   

< 0.001

 University

5677 (25.1)

5916 (27.8)

11,593

 

 County

12,089 (53.6)

11,299 (53.0)

23,388

 

 Rural

3905 (17.3)

3351 (15.7)

7256

 

 Private

904 (4.0)

750 (3.5)

1654

 

Prosthesis: Total hip arthoplasty (%)

7887 (34.9)

2690 (12.6)

10,577

< 0.001

Education (%)

   

< 0.001

 Low

12,309 (54.5)

12,695 (59.6)

25,004

 

 Middle

6968 (30.9)

5740 (26.9)

12,708

 

 High

2793 (12.4)

1914 (9.0)

4707

 

 Missing

505 (2.2)

967 (4.5)

1472

 

Civil status (%)

   

< 0.001

 Couple

7971 (35.3)

6269 (29.4)

14,240

 

 Single

5489 (24.3)

4417 (20.7)

9906

 

 Widow

9071 (40.2)

10,620 (49.8)

19,691

 

 Missing

44 (0.2)

10 (0.0)

54

 

Elixhauser index (mean & sd)

1.13 (1.35)

1.27 (1.53)

 

< 0.001

Elixhauser stratified (%)

   

< 0.001

 0

9930 (44.0)

9534 (44.7)

19,464

 

 1

5448 (24.1)

4087 (19.2)

9535

 

 2

3754 (16.6)

3467 (16.3)

7221

 

 3+

3443 (15.3)

4228 (19.8)

7671