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Table 2 Clinical characteristics

From: REPRESENT: REPresentativeness of RESearch data obtained through the ‘General Informed ConsENT’

Characteristic

Overall

Signatories

% or median (IQR)

Χ2/t-Test p value

Patient status

 

 Alive, n (%)

38,222 (98.1)

26.4

0.77

 Deceased, n (%)

753 (1.9)

27.0

 

Number of hospital encounters per patient

 1–5, n (%)

 6–10, n (%)

  > 10, n (%)

20,945 (53.7)

10,429 (26.8)

7601 (19.5)

24.7

27.7

29.5

1–5 vs > 10:

 < 0.0001

 Length of stay (cumulated days per patient), median (IQR)

50.3 (1.2–304.0)

72.7 (2.8 – 351.0)

 < 0.0001

Charlson comorbidity index

 Score 0, n (%)

30,969 (79.5)

24.2

Score 0 vs 1 – 4:

 < 0.0001

 Score 1–4, n (%)

7526 (19.3)

34.7

 

 Score ≥ 5, n (%)

480 (1.2)

36.7

 

Elixhauser comorbidity index

 Score 0, n (%)

26,356 (67.6)

23.6

Score 0 vs 1 – 4

 < 0.0001

 Score 1–4, n (%)

9521 (24.4)

32.2

 

 Score ≥ 5, n (%)

3098 (7.9)

33.2