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Table 1 Demographic and clinical characteristics of HD patients with COVID-19

From: Prolonged RT-PCR test positivity in hemodialysis patients with COVID-19

Variables

All patients

Unvaccinated patients

Vaccinated patients

p Value

(n. 151)

(n. 42)

(n. 109)

Age, yr

70.1 (54.3–81.6)

72.2 (54.8–84.1)

68.4 (54–80.2)

0.27

(range)

(20.5–94.3)

(31.7–87.5)

(20.5–94.3)

 

Male, n. (%)

90 (59.6)

27 (64.3)

63 (57.8)

0.57

Origin, n. (%)

   

0.012

Caucasian

95 (63.6)

32 (76.2)

64 (58.7)

 

African

50 (33.1)

7 (16.7)

43 (39.4)

 

Other

5 (3.3)

3 (7.1)

2 (1.8)

 

Dialysis vintage, yr

4.2 (1.5–8.5)

3.9 (1.2–8.8)

4.3(2.5–7.5)

0.73

Kt/V

1.2 (1–1.3)

1.1 (1–1.3)

1.2 (1-.4)

0.61

Hemoglobin, gr/dl

11.3 (10.4–12.1)

11.3 (10.5–12.4)

11.3 (10.2–12.1)

0.46

Albumin, gr/dl

3.5 (3.3–3.9)

3.5 (3.2–4)

3.5 (3.3–3.9)

0.6

Phosphorus mg/dL

5 (4.1–6.3)

5.1 (4.4–6)

4.9 (4–6.3)

0.35

Diabetes, n. (%)

40 (26.5)

14 (33.3)

26 (23.9)

0.30

Immunosuppressed pts, n. (%)

20 (13.4)

5 (12.2)

15 (13.9)

0.99

Cancer pts, n. (%)

5 (3.3)

1 (2.4)

4 (3.7)

0.99

COVID-19

IgG Ab (BAU/mL)

7580 (172–17,200)

–

7580 (172–17,200)

 

RT-PCR positivity, days*

30 (21–40)

42 (31–56)

27.5 (19.7–35.2)

 < 0.001

Ct value, days*

18.5 (13.7–26.5)

16.3 (8.1–31.7)

18.5 (13.2–27.5)

0.88

Severe COVID-19, n. (%)

35 (23.2)

19 (45.2)

16 (14.8)

 < 0.001

Death, n. (%)

22 (14.5)

17(40.5)

5 (4.6)

 < 0.001

  1. Bold values denote statistical significance at the p < 0.05
  2. Ab denotes antibody, RT-PCR reverse transcription polymerase chain reaction
  3. *RT-PCR positivity was calculated only in survivors