Table 2. Symptoms Reported Among Symptomatic People Testing Positive or Negative With a Rapid Antigen Test During the Omicron BA.1 Period,a Stratified by Age Group.
| Symptoms | Overall (n = 7283) | No. (%) of participants | P value (B-H corrected) | Point estimate (95% CI) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Age ≥18 y (n = 5779) | Age 12-17 y (n = 664) | Age <12 y (n = 840) | |||||||||
| Positive (n = 2419) | Negative (n = 3360) | Positive (n = 311) | Negative (n = 353 | Positive (n = 302) | Negative (n = 538) | Age ≥18 y vs 12-17 y among COVID-positive patients | Age ≥18 y vs <12 y among COVID-positive patients | Age ≥18 y vs 12-17 y among COVID-positive patients | Age ≥18 y vs <12 y among COVID-positive patients | ||
| Fever | 1534 (21.1) | 733 (30.3) | 492 (14.6) | 84 (27.0) | 52 (14.7) | 104 (34.4) | 69 (12.8) | .23 (.46) | .14 (.31) | 1.12 (0.95-1.33) | 0.88 (0.69-1.12) |
| Cough | 4195 (57.6) | 1626 (67.2) | 1617 (48.1) | 218 (70.1) | 186 (52.7) | 200 (66.2) | 348 (64.7) | .31 (.55) | .73 (.90) | 0.96 (0.88-1.04) | 1.01 (0.91-1.13) |
| Shortness of breath | 496 (6.8) | 209 (8.6) | 221 (6.6) | 22 (7.1) | 25 (7.1) | 10 (3.3) | 9 (1.7) | .35 (.55) | .001 (.002) | 1.22 (0.66-2.28) | 2.61 (1.26-5.42) |
| Fatigue | 1316 (18.1) | 538 (22.2) | 664 (19.8) | 33 (10.6) | 33 (9.4) | 23 (7.6) | 25 (4.7) | <.001 (.002) | <.001 (.002) | 2.10 (1.41-3.13) | 2.92 (1.76-4.85) |
| Myalgia | 1626 (22.3) | 779 (32.2) | 681 (20.3) | 63 (20.3) | 51 (14.5) | 26 (8.6) | 26 (4.8) | <.001 (.002) | <.001 (.002) | 1.59 (1.1-2.31) | 3.74 (2.44-5.74) |
| Headache | 2347 (32.2) | 898 (37.1) | 1118 (33.3) | 124 (39.9) | 99 (28.1) | 53 (17.6) | 55 (10.2) | .35 (.55) | <.001 (.002) | 0.93 (0.73-1.2) | 2.12 (1.6-2.8) |
| Loss of taste or smell | 288 (4.0) | 141 (5.8) | 112 (3.3) | 18 (5.8) | 12 (3.4) | 1 (0.3) | 4 (0.7) | .98 (.98) | <.001 (.002) | 1.01 (0.14-7.17) | 17.6 (2.36-131.05) |
| Sore throat | 2899 (39.8) | 1099 (45.4) | 1364 (40.6) | 140 (45.0) | 121 (34.3) | 77 (25.5) | 98 (18.2) | .89 (.93) | <.001 (.002) | 1.01 (0.83-1.23) | 1.78 (1.42-2.24) |
| Congestion | 2648 (36.4) | 960 (39.7) | 1156 (34.4) | 126 (40.5) | 111 (31.4) | 91 (30.1) | 204 (37.9) | .78 (.90) | .001 (.002) | 0.98 (0.82-1.17) | 1.32 (1.06-1.64) |
| Nausea | 385 (5.3) | 118 (4.9) | 182 (5.4) | 16 (5.1) | 21 (6.0) | 16 (5.3) | 32 (6.0) | .84 (.92) | .75 (.90) | 0.95 (0.57-1.58) | 0.92 (0.47-1.81) |
| Diarrhea | 370 (5.1) | 119 (4.9) | 71 (5.1) | 12 (3.9) | 38 (10.8) | 13 (4.3) | 17 (3.2) | .41 (.60) | .64 (.88) | 1.27 (0.73-2.23) | 1.14 (0.53-2.46) |
Abbreviation: B-H, Benjamin-Hochberg.
a
December 1, 2021, to January 30, 2022.