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Table 2 Demographic and clinical characteristics of the recovery vs. non-recovery group

From: Recovery of new-onset kidney disease in COVID-19 patients discharged from hospital

 

Recovery group

Non-recovery group

p value

Clinical characteristics

No.

Summary

No.

Summary

Age, years

130

62 (50, 69)

13

72 (56, 82)

0.034

Male patients, No (%)

130

77 (59.2)

13

8 (61.5)

0.252

Fever on admission, No (%)

130

41 (31.5)

13

5 (38.5)

0.756

Systolic blood pressure, mmHg

130

127 (114, 141)

13

139 (121, 147)

0.180

Diastolic blood pressure, mmHg

130

80 (72, 88)

13

80 (70, 89)

0.974

Smoking, No (%)

130

7 (5.4)

13

2 (15.4)

0.191

Any comorbidity, No (%)

130

62 (47.7)

13

7 (53.8)

0.775

 Chronic lung disease, No (%)

130

8 (6.2)

13

2 (15.4)

0.226

 Diabetes, No (%)

130

24 (18.5)

13

2 (15.4)

> 0.999

 Hypertension, No (%)

130

44 (33.8)

13

4 (30.8)

> 0.999

 Tumor, No (%)

130

7 (5.4)

13

0 (0.0)

> 0.999

Blood urea nitrogen, mg/dL

130

5.0 (3.9, 6.2)

13

4.8 (3.4, 6.6)

0.763

Admission SCr, mg/dL

130

77 (62, 92)

12

83 (60, 96)

0.577

Peak SCr, mg/dL

130

84 (67, 99)

13

89 (65, 98)

0.897

Discharge SCr, mg/dL

96

66 (60, 82)

10

83 (69, 89)

0.015

Admission eGFR, ml/min/1.73m2

130

88 (72, 100)

12

81 (59, 91)

0.182

Peak eGFR, ml/min/1.73m2

130

81 (68, 93)

13

73 (48, 92)

0.478

Discharge eGFR, ml/min/1.73m2

96

94 (84, 103)

10

74 (66, 82)

0.003

Admission proteinuria

109

106 (97.2)

11

11 (100.0)

0.443

 1+

109

91 (83.5)

11

8 (72.7)

 

 2 + ~ 3+

109

15 (13.7)

11

3 (27.3)

 

Peak proteinuria

124

118 (95.1)

12

12 (100.0)

0.341

 1+

124

99 (79.8)

12

8 (66.7)

 

 2 + ~ 3+

124

19 (15.3)

12

4 (33.3)

 

discharge proteinuria

37

8 (21.6)

3

2 (66.6)

0.024

 1+

37

8 (21.6)

3

1 (33.3)

 

 2 + ~ 3+

37

0 (0.0)

3

1 (33.3)

 

Leukocyte count, × 109/L

130

6.3 (4.6, 8.5)

13

6.2 (5.0, 9.2)

0.866

Lymphocyte count, × 109/L

130

0.8 (0.6, 1.0)

13

1.0 (0.7, 1.2)

0.072

Platelet count, × 109/L

130

195 (149, 263)

13

265 (142, 347)

0.161

Hemoglobin, g/L

130

129 (121, 139)

13

125 (114, 128)

0.114

D-dimer, mg/L

123

41 (19, 69)

12

31 (20, 40)

0.120

hs-CRP, mg/L

123

88 (38, 135)

11

64 (13, 107)

0.219

Admission to intensive care unit, No (%)

130

7 (0.1)

13

0 (0.0)

> 0.999

Mechanical ventilation, No (%)

130

24 (18.5)

13

0 (0.0)

0.126

Non-invasive, No (%)

130

22 (16.9)

13

0 (0.0)

0.219

Invasive, No (%)

130

6 (4.6)

13

0 (0.0)

> 0.999

ECMO, No (%)

130

3 (2.3)

13

0 (0.0)

> 0.999

Hospital length of stay, days

130

28 (21, 36)

13

21 (17, 26)

> 0.999

  1. Values for categorical variables are given as count (percentage); values for continuous variables are given as median (interquartile range). Blood pressure and laboratory data were at the time of admission. SCr serum creatinine; eGFR estimated glomerular filtration rate; hs-CRP high-sensitivity c-reactive protein; ECMO extracorporeal membrane oxygenation