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Table 2 Patient characteristics (n = 75)

From: Hospital discharge communications during care transitions for patients with acute kidney injury: a cross-sectional study

Patient characteristics

Total (n = 75)

Stage 1 (N = 25)

Stage 2 (N = 25)

Stage 3 (N = 25)

P value

Age, mean years (SD)

56 (19)

62 (18)

53 (21)

52 (18)

0.16

Female, n (%)

46 (61)

14 (56)

14 (56)

18 (72)

0.41

Race, n (%)

    

0.35

 White

36 (48)

12 (48)

11 (44)

13 (52)

 

 Black

36 (48)

13 (52)

13 (52)

10 (40)

 

 Asian

1 (1)

0 (0)

1 (4)

0 (0)

 

 Other

2 (3)

0 (0)

0 (0)

2 (8)

 

Diabetes, n (%)

16 (21)

5 (20)

6 (24)

5 (20)

0.92

Hypertension, n (%)

33 (44)

14 (56)

11 (44)

8 (32)

0.23

Chronic kidney disease, n (%)

11 (15)

5 (20)

6 (24)

0 (0)

0.04

Coronary artery disease, n (%)

16 (21)

5 (20)

5 (20)

6 (24)

0.92

Congestive heart failure, n (%)

11 (15)

2 (8)

2 (8)

7 (28)

0.07

Charlson comorbidity score, median (IQR)

2 (1–4)

2 (1–5)

2 (2–4)

2 (0–3)

0.25

Length of stay, median days (IQR)

9 (6–16)

6 (4–7)

10 (8–16)

15 (7–35)

<0.001

Admission diagnosis categories

 Infectious

16 (21)

3 (12)

5 (20)

8 (32)

0.22

 Circulatory

15 (20)

7 (28)

5 (20)

3 (12)

0.37

 Respiratory

11 (15)

5 (20)

3 (12)

2 (12)

0.65

 Malignancy

10 (13)

4 (16)

4 (16)

2 (8)

0.63

 Digestive

8 (11)

2 (8)

5 (20)

1 (4)

0.16

 Renal

6 (8)

3 (12)

2 (8)

1 (4)

0.58

 Endocrine/metabolic

2 (3)

0 (0)

0 (0)

2 (8)

0.13

 Other

7 (9)

1 (4)

1 (4)

5 (20)

0.08

Discharge Service, n (%)

    

0.26

 Medical

34 (45)

12 (48)

13 (52)

9 (36)

 

 Surgical

26 (35)

10 (40)

5 (20)

11 (44)

 

 Oncology

13 (17)

2 (8)

7 (28)

4 (16)

 

 Other

2 (3)

1 (4)

0 (0)

1 (4)

 

ICU stay during hospitalization, n (%)

23 (31)

6 (24)

5 (20)

12 (48)

0.067

Nadir creatinine, mean (SD) (mg/dl)a

1.01 (0.90)

1.28 (1.25)

1.00 (0.81)

0.76 (0.32)

0.12

Discharge creatinine, mean (SD) (mg/dl)

1.39 (1.09)

1.45 (1.30)

1.30 (1.14)

1.42 (0.82)

0.87

Hospital-acquired AKI, n (%)

46 (61)

14 (56)

14 (56)

18 (72)

0.41

Nephrology Consultb, n (%)

13 (20)

1 (4)

3 (15)

9 (43)

0.004

30 day hospital readmission, n (%)

14 (19)

7 (28)

4 (16)

3 (12)

0.32

  1. aNadir serum creatinine – lowest serum creatinine during hospital admission; Abbreviations: ICU- intensive care unit
  2. bAssessed among 65 patients with consult information available in the electronic medical record