Table 1.
Characteristics of selected hypertension studies in the Niger Delta
| First Author | Data Collection year | State | Setting | Age | Mean age | Sample size | Male percentage | Hypertension prevalence | Diagnostic Criteria (BP cut-off) | Quality Grading |
|---|---|---|---|---|---|---|---|---|---|---|
| Oviasu [27] |
NR |
Edo |
Urban |
15-60 |
NR |
1263 |
NR |
13.3 |
160/95 |
Moderate |
| Idahosa[28] |
1983 |
Edo |
Urban |
15-70 |
31.8 |
1450 |
100 |
11.6 |
160/100 |
Moderate |
| Idahosa [29] |
1983 |
Edo |
Urban |
20-62 |
27.8 |
1115 |
NR |
28.7 |
140/90 |
Moderate |
| Bunker[30] |
1987-88 |
Cross River |
Urban |
25-54 |
36.4 |
559 |
78.35 |
30.41 |
140/90 |
Moderate |
| Okojie [31] |
NR |
Edo |
Urban |
25-64 |
NR |
202 |
76.7 |
34.65 |
140/90 |
Moderate |
| Omuemu [32] |
NR |
Edo |
Rural |
≥15 |
30.7 ± 14.6 |
590 |
60.2 |
20.2 |
140/90 |
Moderate |
| Ofuya [33] |
NR |
Rivers |
Rural |
16-56 |
23.3 |
200 |
NR |
14 |
140/90 |
Moderate |
| Ike [34] |
2004 |
Abia |
Urban |
21-70 |
43.7 ± 10 |
85 |
91.7 |
28.3 |
140/90 |
Moderate |
| Akpa [35] |
NR |
Rivers |
Urban/Rural |
≥18 |
39.9 ± 8.6 |
921 |
48.75 |
40.82 |
140/90 |
Moderate |
| Omorogiuwa [36] |
NR |
Edo |
Urban |
≥18 |
NR |
1200 |
40 |
33 |
140/90 |
Moderate |
| Onwuchekwa [14] |
2008 |
Rivers |
Rural |
≥18 |
35.8 ± 14.8 |
1078 |
44 |
18.3 |
140/90 |
High |
| Andy [37] |
2012 |
Cross River |
Rural |
≥15 |
34.1 ± 14.4 |
3869 |
41.6 |
23.6 |
140/90 |
Moderate |
| Ekpenyon[6] |
2009-10 |
Akwa Ibom |
Urban |
18-60 |
NR |
2780 |
52 |
14.4 |
140/90 |
Moderate |
| Suleiman [38] |
2011 |
Bayelsa |
Urban |
≤20 |
NR |
400 |
40 |
15 |
140/90 |
Moderate |
| Ordinioha [39] |
NR |
Rivers |
Urban/Rural |
15-60 |
46.1 ± 10 |
75 |
65.33 |
21.33 |
140/90 |
Moderate |
| Okpechi [40] |
2011-12 |
Abia |
Urban/Rural |
≥18 |
41.7 |
2983 |
47.9 |
31.4 |
140/90 |
Moderate |
| Ordinioha[16] |
2012 |
Rivers |
Rural |
≥18 |
56.5 ± 4.1 |
106 |
100 |
68.86 |
140/90 |
Moderate |
| Ijezie [41] |
NR |
Abia |
Urban/Rural |
≥18 |
41.8 ± 18.7 |
2807 |
49.09 |
36.59 |
140/90 |
High |
| Ekanem [42] |
2010 |
Akwa Ibom |
Urban |
16-64 |
31.7 ± 7.6 |
444 |
51.6 |
47 |
140/90 |
Moderate |
| Mbah[43] |
NR |
Imo |
Rural |
40-60 |
NR |
200 |
40 |
35.5 |
140/90 |
Moderate |
| Ganiyu [44] |
2013 |
Delta |
Rural |
≥25 |
39.2 ± 12.1 |
500 |
51.8 |
29.8 |
140/90 |
High |
| Egbi [45] |
2013 |
Bayelsa |
Urban |
≥18 |
37.2 ± 8.9 |
231 |
36.4 |
21.3 |
140/90 |
High |
| Oguoma[46] |
2014 |
Delta |
Urban/Rural |
≥18 |
51.3 ± 2 |
145 |
38.6 |
37.3 |
140/90 |
Moderate |
| Oguoma[46] |
2014 |
Delta |
Urban/Rural |
≥18 |
28.2 ± 1 |
181 |
28.2 |
23.2 |
140/90 |
Moderate |
| Isara[47] |
2013 |
Edo |
Rural |
≥18 |
NR |
845 |
31.12 |
37.8 |
140/90 |
Moderate |
| Ibekwe[48] |
2012 |
Delta |
Urban |
≥18 |
36.7 ± 14 |
272 |
51.1 |
21 |
140/90 |
High |
| Odili [49] |
2012 |
Imo |
Rural |
≥18 |
54.7 ± 16.3 |
122 |
45.1 |
54.1 |
140/90 |
Moderate |
| Alikor [50] |
NR |
Rivers |
Rural |
≥18 |
41.32 |
500 |
31.2 |
20.2 |
140/90 |
Moderate |
| Okwuonu [51] |
2013 |
Abia |
Urban |
≥18 |
52.1 |
389 |
57.3 |
37.8 |
140/90 |
Moderate |
| Onoh [52] |
NR |
Imo |
Urban |
15-64 |
NR |
107 |
51.4 |
48.6 |
140/90 |
Moderate |
| Akpan [53] |
2013 |
Akwa Ibom |
Urban |
≥18 |
39.9 |
590 |
26.3 |
28.6 |
140/90 |
High |
| Akpan [53] |
2013 |
Akwa Ibom |
Rural |
≥18 |
43.9 |
978 |
29.9 |
44.3 |
140/90 |
High |
| Ofili [54] |
2014 |
Delta |
Rural |
≥20 |
52.6 |
134 |
35.8 |
44 |
140/90 |
Moderate |
| Diwe [55] |
NR |
Imo |
Urban |
≥20 |
NR |
194 |
51.5 |
12.5 |
140/90 |
Moderate |
| Ekpo [56] | 1992 | Cross River | Urban | ≥18 | NR | 4382 | 84.2 | 8.1 | 140/90 | Moderate |
NR – not reported