Background
Methods
Study area, period and design
Sample size determination and sampling technique
Data collection
Laboratory investigation
Detection of HBsAg
HIV screening
Quality control
Statistical analysis
Ethical considerations
Results
Socio-demographic characteristics
Prevalence of HIV and HBV infection
Socio-demographic variables | HBsAg | HIV status | ||
---|---|---|---|---|
Positive N (%) | Negative N (%) | Positive N (%) | Negative N (%) | |
Residence
| ||||
Urban | 7 (3.3) | 207 (96.7) | 14 (6.5) | 200 (93.5) |
Rural | 5 (4.5) | 99 (95.2) | 7 (6.7) | 97 (93.3) |
Age groups (yrs.)
| ||||
<21
| 4 (4.9) | 77 (95.1) | 3 (3.7) | 78 (96.3) |
21-24 | 3 (3.6) | 81 (96.4) | 7 (8.3) | 77 (91.7) |
25-30 | 4 (3.7) | 105 (96.3) | 8 (7.3) | 101 (92.7) |
>30 | 1 (2.3) | 43 (97.7) | 3 (6.8) | 41 (93.2) |
Religion
| ||||
Orthodox | 12 (4.4) | 262 (95.6) | 19 (6.9) | 255 (93.1) |
Muslim | 0 (0.0) | 40 (100.0) | 2 (5.0) | 38 (95.0) |
Protestant | 0 (0.0) | 4 (100.0) | 0 (0.0) | 4 (100.0) |
Occupation
| ||||
Merchant | 1 (2.4) | 41 (97.6) | 3 (7.1) | 39 (92.9) |
Student | 2 (11.1) | 16 (88.9) | 2 (11.1) | 16 (88.9) |
Housewife | 6 (3.3) | 175 (96.7) | 10 (5.5) | 171 (94.5) |
Day laborer | 2 (12.5) | 14 (87.5) | 2 (12.5) | 14 (87.5) |
Employer | 0 (0.0) | 35 (100.0) | 3 (8.6) | 32 (91.4) |
Others | 1 (3.8) | 25 (96.2) | 1 (3.8) | 25 (96.2) |
Educational status
| ||||
Not literate | 6 (4.8) | 119 (95.2) | 5 (4.0) | 120 (96.0) |
Primary level | 4 (5.1) | 75 (94.9) | 10 (12.7) | 69 (87.3) |
Secondary level | 1 (1.7) | 58 (98.3) | 2 (3.4) | 57 (96.2) |
Technique level | 0 (0.0) | 7 (100.0) | 2 (28.6) | 5 (71.4) |
Diploma | 1 (3.3) | 29 (96.7) | 1 (3.3) | 29 (96.7) |
Degree and above | 0 (0.0) | 18 (100.0) | 1 (5.6) | 17 (94.4) |
Marital status
| ||||
Unmarried | 1 (6.7) | 14 (93.3) | 0 (0.0) | 14 (100) |
Married | 9 (3.0) | 287 (97) | 19 (6.4) | 277 (93.6) |
Divorced | 1 (16.7) | 5 (83.3) | 2 (33.3) | 4 (72.7) |
Widowed | 1 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) |
Average monthly income (Birr)
| ||||
<1000 | 7 (5.9) | 112 (94.1) | 8 (6.7) | 111 (93.3) |
1000-1500 | 3 (4.7) | 61 (95.3) | 5 (7.8) | 59 (92.2) |
1501-2300 | 0 (0.0) | 58 (100.0) | 4 (6.9) | 54 (93.1) |
>2300 | 2 (2.6) | 75 (97.4) | 4 (5.2) | 73 (94.8) |
Pregnancy stage
| ||||
1° trimester | 0 (0.0) | 60 (100.0) | 4 (6.7) | 56 (93.3) |
2° trimester | 8 (5.7) | 133 (94.3) | 9 (6.4) | 132 (93.6) |
3° trimester | 4 (3.5) | 113 (96.5) | 8 (6.8) | 109 (93.2) |
Associated risk factors for hepatitis B virus and HIV infection
Variables | HBsAg | COR (CI) | AOR (CI) | P- value | |
---|---|---|---|---|---|
Positive N (%) | Negative N (%) | ||||
History of blood transfusion
| 8.8 (2.70-29.19)*** | 3.7 (9.02-14.84) | 0.01 | ||
Yes | 6 (16.2) | 31 (83.8) | |||
No | 6 (2.1) | 275 (97.9) | |||
History of tooth extraction
| 7.2 (2.19-23.49)** | 2.2 (0.46-10.08) | 0.32 | ||
Yes | 7 (12.3) | 50 (87.7) | |||
No | 5 (1.9) | 256 (98.1) | |||
Tooth tattooing
| 8.4 (2.44-28.74)** | 2.9 (0.67-12.70) | 0.15 | ||
Yes | 8 (11.9) | 59 (88.1) | |||
No | 4 (1.6) | 247 (98.4) | |||
Body tattooing
| 5.1 (5.36-19.32)** | 5.7 (1.24-26.50) | 0.02 | ||
Yes | 9 (7.4) | 113 (92.6) | |||
No | 3 (1.5) | 193 (98.5) | |||
History of surgery
| 12.9 (3.84-43.37)*** | 11.1 (2.64-46.88) | 0.001 | ||
Yes | 6 (21.4) | 22 (78.6) | |||
No | 6 (2.1) | 284 (97.9) | |||
History of unsafe injection
| 10.2 (3.07-33.73)*** | 5.6 (1.44-22.19) | 0.01 | ||
Yes | 7 (15.9) | 37 (84.1) | |||
No | 5 (1.8) | 269 (98.2) | |||
History of abortion
| 6.6 (1.96-21.99)** | 0.6 (0.08-4.29) | 0.58 | ||
Yes | 5 (14.3) | 30 (85.7) | |||
No | 7 (2.5) | 306 (96.2) | |||
HIV/AIDS status
| 8.5 (2.33-31.07** | 0.4 (0.57-2.19) | 0.26 | ||
Positive | 4 (19.0) | 17 (81.0) | |||
Negative | 8 (2.7) | 289 (97.3) |
Variables | HIV status | COR (CI) | AOR (CI) | P- value | |
---|---|---|---|---|---|
Positive N (%) | Negative N (%) | ||||
History of piercing with sharp materials
| 3.7 (1.52-9.24)** | 3.0 (1.17-7.80) | 0.02 | ||
Yes | 10 (14.7) | 58 (85.3) | |||
No | 11 (4.4) | 239 (95.6) | |||
History of tooth extraction
| 1.9 (0.71-5.21)* | 0.5 (0.14-1.99) | 0.35 | ||
Yes | 6 (10.5) | 51(89.5) | |||
No | 15 (5.7) | 246 (94.3) | |||
Tooth tattooing
| 3.1 (1.24-7.68)** | 1.4 (0.51-4.32) | 0.47 | ||
Yes | 9 (13.4) | 58 (86.6) | |||
No | 12 (4.8) | 239 (95.2) | |||
History of surgery
| 6.5(2.39-18.04)*** | 2.5 (0.76-8.67) | 0.12 | ||
Yes | 7 (25.0) | 21 (75.0) | |||
No | 14 (4.8) | 276 (95.2) | |||
History of abortion
| 7.8 (3.01-20.28)*** | 6.6 (2.50-17.71) | 0.001 | ||
Yes | 9 (25.7) | 58 (74.3) | |||
No | 12 (4.2) | 271 (95.8) | |||
Ear pricing
| 2.9 (0.83-10.11)* | 1.9 (0.51-7.06) | 0.33 | ||
Positive | 18 (8.3) | 200 (91.7) | |||
Negative | 3 (3.0) | 97 (97.0) |