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Table 3 Kinetics of SARS-COV-2 IgG antibody-positive PKD patients using Diasorine Liasion® serological assays

From: Detection of SARS-CoV-2 antibodies in pediatric kidney transplant patients

Cases

PCR Status

Duration of +ve PCR(d)

Serology Test 1 (Au/ml)

Duration 1(d) post PCR/Symptoms

Serology Test 2 (Au/ml)

Duration 2(d)

Serology (3/4) (Au/ml)

Duration 3/4(d)

Households contact serology (Au/ml)

1

Positive

24

153

30

238

53

104

85

186

2

Positive

37

negative

7

negative

31

116/192

69/120

135

3

Positive

75

negative

44

31.1

75

N/D

N/D

20.4

4

Negative

185

27

135

83

N/D

N/D

25

5

N/D

223

57

N/D

N/D

N/D

N/D

38

6

Negative

216

12

297

33

> 400

70

38.3

7

N/D

98

32

N/D

N/D

N/D

N/D

N/D

8

Negative

234

55

311

67

> 400

88

38.3

9

Negative

41

U/K

32

N/D

N/D

N/D

N/D

  1. PCR Polymerase Chain Reaction, d days, N/D Not Done, U/K unknown