Table 1.
Diagnostic performance of reagent strip testing for microhaematuria compared to urine filtration (considered as the diagnostic ‘gold’ standard), performed by research teams in different African settings
| Setting, country (year) | No. of individuals |
Diagnostic performance of reagent stripsa |
Reference | ||||
|---|---|---|---|---|---|---|---|
| Examined |
S. haematobium positive (%) |
Sensitivity | Specificity | Positive predictive value |
Negative predictive value |
||
| Ilala district, Dar es Salaam, Tanzania (1992) |
404 | 273 (67.6) | 93 (89-95) | 86 (79-91) | 93 (90-96) | 85 (78-90) | Mtasiwa et al. (1996) |
| 4 villages, Kainji Lake area, Nigeria (not known) |
1065 | 606 (57.4) | 69 (65-72) | 80 (76-83.3) | 82 (78-85) | 65 (61-69) | Mafe (1997) |
| Borgu local government, Nigeria (1998) |
529 | 172 (32.5) | 78 (71-84) | 83 (79-87) | 69 (62-75) | 89 (85-92) | Mafe et al. (2000) |
| Enta Doyta, Awash River valley, Ethiopia (1989) |
226 | 69 (30.5) | 78 (66-87)b | 67 (59-74)b | 51 (41-61)b | 88 (80-83)b | Birrie et al. (1995) |
| Dahitele, Awash River valley, Ethiopia (1989) |
124 | 26 (21.0) | 77 (56-90)b | 83 (73-89)b | 54 (37-70)b | 93 (85-97)b | Birrie et al. (1995) |
| 24 schools Unguja Island, Zanzibar, Tanzania (2004) |
Boys: 892 Girls: 1084 |
131 (14.7) 129 (11.9) |
91 (89-93) 77 (74-80) |
98 (97-99) 97 (96-98) |
88 (86-90) 76 (73-78) |
98 (98-99) 97 (96-98) |
French et al. (2007) |
| 24 schools Unguja Island, Zanzibar, Tanzania (2005) |
Boys: 1525 Girls: 1747 |
228 (14.9) 176 (10.1) |
91 (89-92) 91 (90-92) |
98 (98-99) 98 (97-98) |
90 (89-92) 81 (79-83) |
98 (98-99) 99 (99-100) |
French et al. (2007) |
| 24 schools Unguja Island, Zanzibar, Tanzania (2006) |
Boys: 1521 Girls: 1784 |
154 (10.1) 105 (5.9) |
86 (86-88) 84 (82-86) |
99 (98-100) 98 (98-99) |
90 (89-91) 77 (75-79) |
98 (98-99) 99 (99-100) |
French et al. (2007) |
| 5 districts, south- central Côte d'Ivoire (1996) |
1336 | 153 (11.5) | 67 (59-74) | 97 (95-98) | 71 (63-78) | 96 (94-97) | N'Goran et al. (1998) |
| Afambo, Awash River valley, Ethiopia (1989) |
155 | 5 (3.2) | 80 (30-99)b | 87 (80-92)b | 17 (6-38)b | 99 (95-100)b | Birrie et al. (1995) |
a
Values in brackets indicate 95% confidence intervals
b
Values have been recalculated, including 95% confidence intervals.