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Table 2 Number of hospitals, patient characteristics, time, place and number of deaths for each of the medical conditions

From: Comparing hospital mortality – how to count does matter for patients hospitalized for acute myocardial infarction (AMI), stroke and hip fracture

 

AMI

Stroke

Hip fracture

Total number of hospitals, N

55

59

58

 Small (hospitals/admissions)

34/ 17 994

38/ 19 933

39/ 16 750

 Large (hospitals/admissions)

16/ 22 172

16/ 21 223

15/ 18 588

 University (hospitals/admissions)

5/ 9 963

5/ 8 925

4/ 7 370

Total number of patients

48 048

47 854

40 142

 Transferred patients, n (%)*

2 463 (5.1%)

2 293 (4.8%)

2 649 (6.6%)

Mean length of stay (range of individual hospitals), days

8.6 (3.9 - 10.7)

14.0 (6.3 - 25.0)

11.8 (5.6 - 30.4)

Gender, females, n (%)*

18 238 (38.0%)

23 814 (49.8%)

29 801 (74.2%)

Age, n (%)*

   

 < 50 years

3 888 (8.1%)

1 860 (3.9%)

¤

 50 – 75 years

23 993 (49.9%)

19 209 (40.1%)

8 074 (20.1%)¤

 >75 years

20 167 (42.0%)

26 785 (56.0%)

32 068 (79.9%)

Time to death within 1 year, n (%)*

   

 <30 days

9 158 (19.1%)

8 429 (17.6%)

3 140 (7.8%)

 31 – 90 days

1 540 (3.2%)

2 175 (4.5%)

2 621 (6.5%)

 91 – 365 days

2 837 (5.9%)

3 758 (7.9%)

4 557 (11.4%)

Alive > 1 year, n (%)*

34 513 (71.8%)

33 492 (70.0%)

29 824 (74.3%)

Number of deaths within 30 days (% of deaths within 30 days)

   

 during first admission

7 980 (87.1%)

6 851 (81.3%)

1 486 (47.3%)

 in a different hospital

156 (1.3%)

191 (2.3%)

52 (1.7%)

 out-of-hospital

1 022 (11.1%)

1 387 (16.5%)

1 602 (51.0%)

Number of deaths within 1 year, (% of total deaths within 1 year)

   

 during first admission

8 188 (60.5%)

7124 (49.6%)

1 645 (15.9%)

 in a different hospital

167 (1.2%)

212 (1.5%)

69 (0.7%)

 out-of-hospital

5 180 (38.3%)

7026 (48.9%)

8 604 (83.4%)

Number of deaths within 1 year caused by referral diagnosis (% of total deaths within 1 year)

7 859 (58.1%)

10 535 (73.5%)

3 863 (37.9%)

Time to death within 1 year for deaths caused by referral diagnosis (% of total deaths within the interval)

   

 0 – 30 days

6 757 (73.8%)

7 550 (89.6%)

2 383 (75.9%)

 31 – 90 days

488 (31.7%)

1 470 (67.6%)

1000 (38.2%)

 91 – 365 days

618 (21.8%)

1 537 (41.0%)

482 (10.6%)

  1. AMI: Acute myocardial infarction.
  2. * % of the total number of patients.
  3. ¤ Only patients > 65 years old included for hip fracture.