| Adebayo et al. 2016 (18) |
2007-2011 |
Hospital-based survey |
ICD-10, Clinical criteria |
Lagos |
South-west |
Urban |
69.6 |
4.60 |
Medium |
| Gureje et al. 2006 (19) |
2003-2004 |
Community-based household survey |
10-WDRT |
Ibadan |
South-west |
Peri-urban |
74.4 |
10.10 |
Medium |
| Gureje et al. 2011 (20) |
2007 |
Community-based household survey (two-phase study) |
C-SID |
Ibadan |
South-west |
Peri-urban |
74.5 |
6.94 |
High |
| Hendrie et al. 1995 (10, 21) |
1992-1993 |
Community-based household survey (two-phase study) |
DSM-III-R and ICD-10 |
Ibadan |
South-west |
Peri-urban |
81 |
2.29 |
High |
| Hendrie et al. 2001 (22) |
1997-1998 |
Community-based household survey (two-phase study) |
DSM-III-R, ICD-10 |
Ibadan |
South-west |
Peri-urban |
74.2 |
1.14 |
High |
| Ochayi & Thatcher 2006 (23) |
2002 |
Community-based household survey |
Standardized CSI-D |
Jos |
North-central |
Peri-urban |
73 |
6.40 |
Medium |
| Ogunniyi et al. 2016 (24) |
2013 |
Community-based cross‐sectional study |
DSM‐IV, NINCDS‐ADRDA,, Peterson's criteria |
Lalupon |
South-west |
Rural |
70 |
2.80 |
High |
| Yusuf et al. 2011 (25) |
2011 |
Community-based household survey |
CSI-D, CERAD, SDT, BDS |
Zaria |
North-west |
Urban |
75.5 |
2.80 |
Medium |
| Yusuf et al. 2018 (26) |
2017 |
Hospital-based survey |
CSI-D, CERAD, SDT, BDS |
Zaria |
North-west |
Urban |
75 |
8.24 |
Medium |