Table 2.

Individual characteristics of the COVID-19 recovered subjects.

Subject number	Age	Gender (Male,M Female,F)	Days Post PCR Diagnosis	SARS CoV-2 RBD specific Immunoglobulin titersa			SARS Cov-2 whole Virus specific IgG ELISA valuesb	Neutralization titer (FRNT-mNG50)c
				IgG	IgM	IgA
1	23	M	84	2220	565	220	26	39
2	22	F	84	354	283	<100	3	26
3	68	M	40	464	<100	<100	19	<20
4	35	M	51	4547	393	545	6	113
5	50	M	37	1354	301	275	7	81
6	29	M	34	<100	866	<100	<1.5	<20
7	27	M	34	422	104	450	<1.5	<20
8	25	M	34	222	1031	<100	26	<20
9	21	M	40	650	588	153	9	25
10	39	M	38	612	539	5686	12	23
11	46	M	38	2011	325	224	24	55
12	31	M	38	494	828	183	10	<20
13	20	M	41	944	274	<100	14	49
14	36	M	41	228	279	1614	<1.5	<20
15	34	M	44	282	302	<100	4	<20
16	70	M	44	1250	220	518	14	43
17	40	M	45	464	112	101	16	<20
18	32	M	41	867	381	399	<1.5	<20
19	57	M	45	1069	354	231	<1.5	<20
20	27	F	49	1935	528	<100	23	80
21	36	M	49	3156	355	593	28	166
22	24	M	45	<100	387	<100	<1.5	<20
23	55	F	45	<100	778	<100	<1.5	<20
24	15	M	45	212	496	<100	<1.5	<20
25	49	M	45	4183	2958	397	17	657
26	26	M	48	2352	<100	<100	16	48
27	54	F	54	1202	<100	182	15	49
28	53	M	52	799	197	417	12	<20
29	52	M	48	2611	249	157	23	46
30	45	M	62	1490	401	<100	15	50
31	52	M	56	10,127	421	437	21	434
32	26	M	47	<100	<100	<100	<1.5	<20
33	32	M	57	701	177	<100	14	<20
34	44	M	49	815	428	<100	20	<20
35	32	M	40	829	140	<100	6	29
36	44	M	42	4685	494	295	26	167
37	22	M	77	3954	764	690	24	209
38	49	M	25	24,484	2828	459	22	682
39	55	M	51	371	753	<100	17	<20
40	36	M	51	621	350	104	17	<20
41	60	M	51	156	459	<100	17	34
42	62	M	47	467	354	<100	6	<20

^aELISA end point titre limit of detection is 100.

^bELISA was performed with a commercial kit (Covid Kavach, Zydus) using 1:100 dilution of plasma as per by the manufacturer's recommendation. Assay cut off is 1.5.

^cNeutralization titres: Neutralization assay were performed using 3 fold dilution of plasma, starting at 1:20 up to 1:43,740. Limit of detection for FRNT-mNG₅₀ is 20.