Table 2.
Prevalence of COVID-19 infection among study participants in the northeastern region of Ethiopia, 2020.
| n (%) of total | Positive | Negative | P value | |
|---|---|---|---|---|
| Sex | ||||
| Female | 97 (1.1) | 97(3.0) | 3087 (97.0) | 0.272 |
| Male | 194 (2.2) | 194 (3.5) | 5374 (96.5) | |
|
| ||||
| Age, years | ||||
| 1–35 | 27 (0.31) | 27 (2.7) | 965 (97.3) | 0.053 |
| 36–52 | 174 (2.0) | 174 (3.3) | 5062 (96.7) | |
| 53–69 | 60 (0.7) | 60 (3.2) | 1820 (96.8) | |
| 70–86 | 22 (0.3) | 22 (3.8) | 563 (96.2) | |
| 87–104 | 8 (0.1) | 8 (5.0) | 151 (95) | |
|
| ||||
| Time period of screening | ||||
| July 1–July 15, 2020 | 0 (0) | 0 (0) | 179 (100) | <0.005∗ |
| July 16–July 31, 2020 | 8 (0.1) | 8(1.1) | 717 (98.9) | |
| August 1–August 15, 2020 | 50 (0.6) | 50 (2.1) | 2352(97.9) | |
| August 16–August 31, 2020 | 233 (2.7) | 233(4.3) | 5213(95.7) | |
|
| ||||
| Travel history | ||||
| Yes (Djibouti) | 33 (0.4) | 0 | 33 (100) | 0.286 |
| No | 291 (3.3) | 291 (3.3) | 8428 (96.7) | |
|
| ||||
| Individual classification for testing | ||||
| New | 256 (2.9) | 256 (3.0) | 8310 (97.0) | <0.005∗ |
| Follow-up | 35 (0.4) | 35 (18.8) | 151 (81.2) | |
|
| ||||
| Reason for testing (newly tested and follow-up) | ||||
| Community surveillance | 189 (2.2) | 189 (2.7) | 6808 (97.3) | <0.005 |
| Suspect | 37 (0.4) | 37 (3.9) | 919 (96.1) | |
| Contact | 28 (0.3) | 28 (5.1) | 516 (94.9) | |
| Facility-based survey | 2 (0.1) | 2 (2.9) | 67 (97.1) | |
| Follow-up | 35 (0.4) | 35 (18.8) | 151 (81.2) | |