Table 2.
Study characteristics (see Online Supplementary Document(Online Supplementary Document) for full table of study characteristics)
| Characteristics | No. studies |
|---|---|
|
Country: |
|
| Benin |
3 |
| Burkina Faso |
2 |
| Cameroon |
1 |
| DRC |
1 |
| Ethiopia |
1 |
| Gabon |
1 |
| Gambia |
1 |
| Kenya |
3 |
| Liberia |
1 |
| Madagascar |
1 |
| Nigeria |
3 |
| Rwanda |
1 |
| Senegal |
1 |
| South Africa |
1 |
| Tanzania |
4 |
| Togo |
3 |
| Uganda |
2 |
| Zambia |
1 |
|
Sample size: |
|
| <1000 |
3 |
| 1000–4999 |
11 |
| 5000–9999 |
7 |
| 10 000–49 999 |
6 |
| 50 000–200 000 |
4 |
|
Setting: |
|
| Rural and urban |
1 |
| Nationwide |
2 |
| Rural |
19 |
| Semirural |
2 |
| Urban |
6 |
|
Year of study: |
|
| Unknown |
6 |
| 1980–1984 |
2 |
| 1985–1989 |
5 |
| 1990–1994 |
1 |
| 1995–1999 |
6 |
| 2000–2004 |
7 |
| 2005–2009 |
4 |
| 2010–2012 |
1 |
|
Study design: |
|
| Cross–sectional |
4 |
| Door–to–door |
22 |
| Random sampling |
3 |
| Key informant |
2 |
| Unclear | 1 |