Table 2 Proportion of GBS isolated from African pregnant women by Sub-regions, screening methods and specimen types used
Sub-region (#5) | Number of studies, methods used and number of isolates | Specimen and number of isolates | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
No. studies | Method | Specimen | |||||||||
Prior broth, N (%) | Isolates, N (%) | Direct plate, N (%) | Isolates, N (%) | Rapid, N (%) | Isolates, N (%) | Vaginal, N (%) | Isolates. N (%) | RV, N (%) | Isolates, N (%) | ||
East Africa | 17 | 8 (47.1) | 448 (48.3) | 7 (41.2) | 382 (41.2) | 2 (11.8) | 97 (10.5) | 4 (23.5) | 90 (9.7) | 13 (76.5) | 837 (90.3) |
West Africa | 20 | 14 (70.0) | 921 (77.9) | 6 (30.0) | 262 (22.1) | 0 (0.0) | 0 (0.0) | 8 (40.0) | 304 (25.7) | 12 (60.0) | 879 (74.3) |
Central Africa | 2 | 0 (0.0) | 0 (0.0) | 2 (100.0) | 211 (100.0) | 0 (0.0) | 0 (0.0) | 1 (50.0) | 102 (48.3) | 1 (50.0) | 109 (51.7) |
South Africa | 14 | 11 (78.6) | 1730 (85.7) | 3 (21.4) | 289 (14.3) | 0 (0.0) | 0 (0.0) | 2 (14.3) | 637 (31.6) | 12 (85.7) | 1382 (68.4) |
North Africa | 4 | 2 (50.0) | 91 (40.6) | 2 (50.0) | 133 (59.4) | 0 (0.0) | 0 (0.0) | 1 (25.0) | 38 (17.0) | 3 (75.0) | 186 (83.0) |
Total | 57 | 35 (61.4) | 3190 (70.0) | 20 (35.1) | 1277 (28.0) | 2 (3.5) | 97 (2.0) | 16 (28.1) | 1172 (25.7) | 41 (71.9) | 3392 (74.3) |
Countries | |||||||||||
 Ethiopia | 11 | 7 (63.6) | 379 (56.8) | 4 (36.4) | 288 (43.2) | 0 (0.0) | 0 (0.0) | 3 (27.3) | 82 (12.3) | 8 (72.7) | 585 (87.7) |
 Sudan | 1 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 8 (100.0) | 1 (100.0) | 8 (100.0) | 0 (0.0) | 0 (0.0) |
 Kenya | 2 | 0 (0.0) | 0 (0.0) | 2 (100.0) | 66 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 66 (100.0) |
 Tanzania | 2 | 1 (50.0) | 69 (71.1) | 1 (50.0) | 28 (28.9) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 97 (100.0) |
 Uganda | 1 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 89 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 89 (100.0) |
 Gabon | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 109 (100.) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 109 (100) |
 DRC | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 102 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 102 (100.0) | 0 (0.0) | 0 (0.0) |
 Ghana | 3 | 3 (100.0) | 223 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 3 (100.0) | 223 (100.0) |
 Gambia | 3 | 2 (66.7) | 283 (71.3) | 1 (33.3) | 114 (28.7) | 0 (0.0) | 0 (0.0) | 2 (66.7) | 144 (36.3) | 1 (33.3) | 253 (63.7) |
 Nigeria | 10 | 9 (90.0) | 415 (95.8) | 1 (10.0) | 18 (4.2) | 0 (0.0) | 0 (0.0) | 3 (30.0) | 44 (10.2) | 7 (70.0) | 389 (89.8) |
 Togo | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 5 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 5 (100.0) | 0 (0.0) | 0 (0.0) |
 Cameroon | 2 | 0 (0.0) | 0 (0.0) | 2 (100.0) | 25 (100.0) | 0 (0.0) | 0 (0.0) | 1 (50.0) | 11 (44.0) | 1 (50.0) | 14 (56.0) |
 Benin | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 100 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 100 (100.0) | 0 (0.0) | 0 (0.0) |
 South Africa | 6 | 6 (100.0) | 1067 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (16.7) | 551 (51.6) | 5 (83.3) | 516 (48.4) |
 Mozambique | 2 | 1 (50.0) | 2 (2.9) | 1 (50.0) | 68 (97.1) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 70 (100.0) |
 Zimbabwe | 3 | 2 (66.7) | 273 (76.0) | 1 (33.3) | 86 (24.0) | 0 (0.0) | 0 (0.0) | 1 (33.3) | 86 (24.0) | 2 (66.7) | 273 (76.0) |
 Namibia | 1 | 1 (100.0) | 117 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 117 (100.0) |
 Malawi | 2 | 1 (50.0) | 390 (96.1) | 1 (50.0) | 16 (3.9) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 406 (100.) |
 Egypt | 2 | 2 (100.0) | 91 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (50.0) | 38 (41.8) | 1 (50.0) | 53 (58.2) |
 Morocco | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 82 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 82 (100.0) |
 Tunisia | 1 | 0 (0.0) | 0 (0.0) | 1 (100.0) | 51 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 51 (100.0) |
 Total | 57 | 35 (61.4) | 3309 (72.5) | 20 (35.1) | 1158 (25.4) | 2 (3.5) | 97 (2.1) | 16 (28.1) | 1171 (25.7) | 41 (71.9) | 3392 (74.3) |