Table 3 Characteristics of patients who started dialysis compared to patients who had an AV access placed during the follow-up period

Age, mean (SD)

68.0 (13.3)

60.5 (15.5)

63.3 (13.2)

58.9 (11.7)

0.002

Female (%)

72 (63)

7 (53)

26 (44)

19 (54)

0.12

Mean BMI [Kg/m²]

31.0 (7.4)

28.7 (9.1)

29.5 (6.0)

30.4 (6.4)

0.47

Hypertension (%)

104 (91)

12 (92)

57 (97)

33 (94)

0.60

Diabetes Mellitus (%)

68 (60)

10 (77)

38 (64)

30 (86)

0.03

Congestive Heart Failure (%)

45 (39)

9 (69)

24 (41)

18 (51)

0.15

Peripheral Vascular Disease (%)

16 (14)

3 (23)

9 (15)

5 (14)

0.86

Race/ Ethnicity

0.15

White N (%)

11 (10)

3 (23)

2 (3)

1 (3)

African American(%)^a

33 (29)

6 (46)

19 (32)

10 (29)

Hispanic N (%)

52 (45)

4 (31)

30 (51)

21 (60)

Other N (%)

18 (16)

0

8 (14)

3 (8)

Primary Language

0.74

English (%)^a

82 (72)

12 (92)

44 (75)

26 (74)

Spanish (%)^a

29 (25)

1 (8)

12 (20)

9 (26)

Never smoker (%)

67 (59)

4 (31)

30 (50)

17 (49)

0.45

Hemoglobin, mean (SD) [gm/dL]

11.1 (1.8)

9.2 (2.1)

10.5 (1.7)

10.5 (1.9)

0.001

Albumin, mean [gm/dL]

4.02 (0.55)

3.36 (0.68)

3.77 (0.63)

3.45 (0.59)

<0.001

Creatinine, mean [mg/dL]

2.39 (0.80)

3.5 (1.93)

3.04 (1.00)

3.95 (1.46)

<0.001

Hospitalization, N (%)

70 (61)

13 (100)

39 (66)

33 (94)

<0.001

Renal Clinic visit, median (IQR)

4 (2 to 7)

2 (1 to 4)

6 (3 to 11)

3 (6 to 9)

<0.001

eGFR [ml/min/1.73 m²] at the study entry, median (IQR)

26 (21 to 28)

20 (16 to 27)

19 (15 to 25)

17 (12 to 20)

<0.001

Hospitalization with AKI episode, N (%)

59 (52)

13 (100)

33 (56)

31 (89)

<0.001

Urine albumin/creatinine ratio

0.27 (0.1 to 0.82)

3.83 (1.87 to 5.15)

1.48 (0.61 to 5.07)

4.35 (2.38 to 7.87)

0.22

Follow up (years), median (IQR)

1.2 (0.6–1.7)

0.6 (0.3–1.0)

1.3 (1.1–1.7)

1.3 (0.5–1.5)