Table 2.

Percentage of positive responses against SARS-CoV-2 peptides.

	IgG spike	IgG NCP	IgM NCP	Neutralizing	Any Ab
Uninfected (n = 92)	72/92 (78.3)	4/92 (4.4)	2/92 (2.2)	70/92 (76.1)	73/92 (79.3)
Unvaccinated (n = 20)	2/20 (10)	1/20 (5)	1/20 (5)	3/20 (15)	3/20 (15)
Vaccinated (n = 72)	70/72 (97.2)	3/72 (4.2)	1/72 (1.4)	67/72 (93.1)	70/72 (97.2)
Acute disease (n = 55)	38/55 (69.1)	45/55 (81.8)	18/55 (32.7)	36/55 (65.5)	48/55 (87.3)
Mild (n = 5)	3/5 (60)	3/5 (60)	1/5 (20)	3/5 (60)	3/5 (60)
Moderate (n = 4)	1/4 (25)	3/4 (75)	1/4 (25)	2/4 (50)	3/4 (75)
Severe NIV (n = 31)	25/31 (80.6)	29/31 (93.5)	11/31 (35.5)	22/31 (71)	30/31 (96.8)
Severe IMV (n = 8)	7/8 (87.5)	7/8 (87.5)	5/8 (62.5)	6/8 (75)	7/8 (87.5)
Dead (n = 7)	2/7 (28.6)	3/7 (42.9)	0/7 (0)	3/7 (42.9)	5/7 (71.4)
Convalescent (n = 97)	96/97 (99)	87/97 (89.7)	9/97 (9.3)	94/97 (96.9)	96/97 (99)
Mild (n = 23)	22/23 (95.7)	14/23 (60.9)	1/23 (4.3)	21/23 (91.4)	22/23 (95.7)
Moderate (n = 19)	19/19 (100)	18/19 (94.7)	1/19 (5.3)	18/19 (94.7)	19/19 (100)
Severe NIV (n = 26)	26/26 (100)	26/26 (100)	4/26 (15.4)	26/26 (100)	26/26 (100)
Severe IMV (n = 29)	29/29 (100)	29/29 (100)	3/29 (10.3)	29/29 (100)	29/29 (100)