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