Seroprevalence of Hepatitis B Virus Infection Among Patients Attending at Addis Alem Primary Hospital, Bahir Dar, Northwest Ethiopia

Figures & data

Table 1 Socio-Demographic Characteristics of Study Participants Screened for HBV from 2016 to 2018 (n=2010), Northwest Ethiopia, 2019

		Frequency (n)	Percentage (%)
Sex	Male	117	5.8
	Female	1893	94.2
Age in Years	1–20	380	18.9
	21–30	1330	66.2
	31–40	246	12.2
	>40	54	2.7
Residence	Urban	1912	95.1
	Rural	98	4.9
Examination Departments	EOPD	120	6.0
	ANC	1576	78.4
	OPD	151	7.5
	Inpatient	163	8.1
Year of Examination	2016	616	30.6
	2017	1151	57.3
	2018	243	12.1

Table 2 The Distribution of Participants Characteristics Within Consecutive Three Years (n = 2010), Northwest Ethiopia, 2019

		HBV Screening in Years
		2016 (n=616)	2017 (n=1151)	2018 (n=243)
Sex	Male	25 (4.1%)	83 (7.2%)	9 (3.7%)
	Female	591 (95.9%)	1068 (92.8%)	234 (96.3%)
Age in years	1–20	102 (16.6%)	233 (20.2%)	45 (18.5%)
	21–30	427 (69.3%)	735 (63.9%)	168 (69.1%)
	31–40	76 (12.3%)	143 (12.4%)	27 (11.1%)
	>40	11 (1.8%)	40 (3.5%)	3 (1.2%)
Residence	Urban	589 (95.6%)	1093 (95.0%)	230 (94.7%)
	Rural	27 (4.4%)	58 (5.0%)	13 (5.3%)
Requesting Units	EOPD	31 (5.0%)	72 (6.3%)	17 (7.0%)
	ANC	502 (81.5%)	869 (75.5%)	205 (84.4%)
	OPD	60 (9.7%)	91 (7.9%)	0 (0.0%)
	Inpatient	23 (3.7%)	119 (10.3%)	21 (8.6%)

Abbreviations: EOPD, emergency outpatient department; ANC, antenatal care unit; OPD, outpatient department.

Table 3 Seroprevalence of HBV Infection with Respect to Socio-Demographic Characteristics and Different Years of Screening (N=2010), Northwest Ethiopia, 2019

		HBsAg Positivity		X^2	P-value
		Positive (%)	Negative (%)
Age	1–20	10 (0.5)	370 (18.4)
	21–30	48 (2.4)	1282 (63.8)	8.19	0.042
	31–40	16 (0.8)	230 (11.4)
	>40	4 (0.2)	50 (2.5)
Sex	Male	17 (0.8)	100 (5.0)	37.77	<0.001
	Female	61 (3.0)	1832 (91.1)
Residence	Urban	76 (3.8)	1836 (91.3)
	Rural	2 (0.1)	96 (4.8)
Examination rooms	EOPD	22 (1.1)	98 (4.9)
	ANC	44 (2.2)	1532 (76.2)	73.91	<0.001
	OPD	8 (0.4)	143 (7.1)
	Inpatient	4 (0.2)	159 (7.9)
Screening years	2016	16 (2.6)	600 (97.4)	7.52	0.023
	2017	46 (4.0)	1105 (96.0)
	2018	16 (6.6)	227 (93.4)

Abbreviation: X², Pearson Chi-square.

Figure 1 Trends of HBsAg positivity from 2016 to 2018 at Addis Alem Hospital, Northwest Ethiopia, 2019.