Volume 26, Number 12—December 2020
Dispatch
Antibody Profiles According to Mild or Severe SARS-CoV-2 Infection, Atlanta, Georgia, USA, 2020
Table 1
Demographic and other information for persons with known coronavirus disease, pre-2020 controls, and persons with influenza-like illness but negative for SARS-CoV-2, Atlanta, Georgia, USA, 2020*
Characteristic | Hospitalized, n = 28 | Mild disease, n = 15 | Pre-2020 control, n = 103 | p value |
---|---|---|---|---|
Sex, % | 0.273 | |||
F | 14 (50) | 7 (47) | 65 (63) | |
M |
14 (50) |
8 (53) |
38 (37) |
|
Median age, y (range) |
61.5 (29–85)† |
32 (26–81)† |
62.5 (24–87) |
<0.0001 |
Race, no. (%) | <0.0001 | |||
Asian | 3 (11) | 0 | 2 (2) | |
African American | 18 (64)† | 1 (7)† | 15 (14) | |
Non-Hispanic Caucasian | 6 (21) | 12 (80) | 82 (80) | |
Hispanic | 1 (4) | 1 (7) | 0 | |
Other |
0 |
1 (7) |
4 (4) |
|
Clinical features | ||||
Inpatient/outpatient | 28/0 | 1/14 | NA | <0.0001 |
Respiratory failure requiring intubation, % | 20 (71)† | 0† | NA | <0.0001 |
Median days since symptom onset (range) |
15.5 (4–42) |
15 (9–33) |
NA |
0.427 |
Clinical signs/symptoms | ||||
Cough | 22 (79) | 10 (67) | NA | 0.473 |
Fever/chills | 22 (79) | 9 (64) | NA | 0.287 |
Shortness of breath | 20 (71) | 5 (33) | NA | 0.024 |
Myalgia | 7 (25) | 9 (60) | NA | 0.045 |
Headaches | 7 (25) | 7 (47) | NA | 0.184 |
Sore throat | 5 (18) | 6 (40) | NA | 0.150 |
Nasal congestion/rhinorrhea | 2 (7) | 8 (53) | NA | 0.001 |
Diarrhea | 5 (18) | 3 (20) | NA | 1.000 |
Anosmia | 1 (4) | 7 (47) | NA | 0.001 |
Fatigue | 3 (11) | 3 (20) | NA | 0.647 |
Vomiting | 0 | 1 (7) | NA | 0.349 |
Never symptomatic |
0 |
0 |
NA |
0.012 |
Laboratory features | ||||
SARS-CoV-2 detected by rRT-PCR | 28/28 | 10/10 | NA | <0.0001 |
Mean anti-S1-RBD IgG (± SD), OD | 1.72 (0.72)† | 0.71 (0.60)† | 0.26 (0.36) | <0.0001 |
Mean anti-S1 IgM (± SD), OD | 1.76 (0.74) | 2.12 (0.53) | 1.21 (0.48) | <0.0001 |
Mean anti-E IgM (± SD), OD | 1.85 (0.90) | 2.16 (0.72) | 1.48 (0.71) | 0.001 |
*E, envelope protein; NA, not applicable; OD, optical density, RBD, receptor-binding domain; rRT-PCR, real-time reverse transcription PCR; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; S1, spike protein subunit S1. †Different between patients who were hospitalized and who had mild disease at p<0.005.