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. 2022 Jun 17;32(5):467–475. doi: 10.4103/ijn.IJN_509_20

Supplementary Table 3.

RT-PCR positivity and anti-COVID-19 antibodies

RT-PCR IgM IgG
Negative at d21 Positive on d24 Positive on d24
Positive at d26 Positive on d21 Positive on d21
Positive at d16 Positive from d9 till d38 Positive on d38
Positive at d17 Negative on d18 Positive on d18
Positive at d29 Negative till d69 Negative till d69
Positive at d21 Negative on d16 Positive on d15
Positive at d21 Positive on d20 Positive on d20
Negative at d16 Negative on d18 Positive on d18
Positive at d14 Positive on d15 Positive on d15
Positive at d16 Positive on d15 Positive on d15
Negative at d21 Positive on d15 Positive on d15
Positive at d17 Positive on d16 Positive on d16
Positive at d16 Negative on d79 Negative on d79
Positive at d21 Negative on d90
Negative at d8 Positive on d15
Negative at d7 Positive on d15
Negative at d12 Positive on d15
Positive on d29 Positive on d29
Positive at d8 Positive on d18
Negative at d12 Positive on d15
Positive at d14 Positive on d15
Positive at d7 Positive on d15
Negative at d8 Positive on d14
Negative throughout the course Positive on d9
Not repeated Positive at d15
Negative on d8 Positive on d15
Positive at d8 Positive on d28
Negative at d8 Positive at d30
Not repeated Negative till d28
Negative at d6 Positive at d30
Positive at d15 Positive at d15
Negative at d12 Positive at d15
Positive at d15 Positive on d15
Negative at d5 Negative at d15
Positive at d8 Negative at d15
Positive at d8 Positive at d15
Positive at d8 Positive at d21

COVID-19 - coronavirus disease 2019; RT-PCR - reverse transcription-polymerase chain reaction; Ig - immunoglobulin; d - day