Table 3.

Crude and adjusted Seroprevalence disaggregated by socio-demographic factors, Ethiopia, July 2020

Characteristics	Positive cases (n)	Sample size (n)	Crude Seroprevalence (95% CI)	Seroprevalence adjusted for age-sex and kit performance (95% CI)
Sex
Male	162	8235	2.0% (1.6%-2.3%)	3.7% (3.3%-4.1%)
Female	158	8696	1.8% (1.6%-2.1%)	3.3% (2.9%-3.7%)
Age (years)
15-20	60	3286	1.8% (1.4%-2.4%)	3.3% (2.7%-4.0%)
21-40	176	9501	1.9% (1.6%-2.1%)	3.5% (3.1%-3.9%)
41-65	75	3341	2.0% (1.5%-2.5%)	4.0% (3.4%-4.7%)
>65	7	745	1.2% (0.6%-2.3%)	1.8% (0.9%-3.0%)
Town
Addis Ababa	114	6227	1.8% (1.5%-2.1%)	3.3% (2.9%-3.8%)
Bahir dar	15	941	1.4% (0.8%-2.4%)	2.9% (1.9%-4.2%)
Dessie	11	702	1.3% (0.7%-2.4%)	2.9% (1.8%-4.4%)
Adama	10	687	1.5% (0.8%-2.6%)	2.8% (1.7%-4.4%)
Jimma	10	834	1.1% (0.6%-2.0%)	2.2% (1.3%-3.4%)
Mekelle	11	806	1.2% (0.7%-2.3%)	2.6% (1.6%-4.0%)
Arba Minch	12	891	1.3% (0.7%-2.2%)	2.4% (1.5%-3.6%)
Semera-Logia	14	912	2.0% (1.3%-3.1%)	2.9% (1.9%-4.2%)
Gambella	29	713	3.7% (2.5%-5.3%)	7.5% (5.6%-9.7%)
Assosa	6	785	1.0% (0.5%-2.0%)	1.5% (0.8%-2.7%)
Harar	19	863	2.1% (1.3%-3.3%)	4.0% (2.8%-5.6%)
Dire Dawa	23	684	3.2% (2.1%-4.8%)	6.2% (4.5%-8.3%)
Jigjiga	31	926	3.9% (2.8%-5.3%)	6.1% (4.7%-7.9%)
Hawassa	15	961	1.5% (0.9%-2.5%)	2.8% (1.8%-4.0%)
⁎⁎National	320	16,932	1.9% (1.7%-2.1%)	3.5% (3.2%-3.8%)
Education
No education	48	2531	1.9% (1.4%-2.5%)	3.5% (2.8%-4.3%)
Primary	87	3712	2.3% (1.9%-2.9%)	4.2% (3.6%-4.9%)
Secondary	79	4446	1.8% (1.4%-2.2%)	3.3% (2.8%-3.9%)
TV+*ʃ	50	3534	1.4% (1.1%-1.9%)	2.6% (2.1%-3.2%)
Employment status
Employed	166	7937	2.1% (1.8%-2.4%)	3.9% (3.4%-4.2%)
Not employed ʃ	142	8476	1.7% (1.4%-2.0%)	3.1% (2.7%-3.5%)

^⁎TV+: Technical vocational or higher level

^ʃReference

^⁎⁎National prevalence: shows the crude and adjusted seroprevalence for all samples