Table 1 Results from TB case finding activities in clinics in Accra Metropolis from July 2010 to December 2013
| Â | OPD | HIV | Diabetes | Contacts | Total | ||
|---|---|---|---|---|---|---|---|
Indicators | 2-week cough | >24-hour cough | Total | >24-hour cough | >24-hour cough | Total | Total |
Number of facilities | 7 | 3 | 10 | 7 | 2 | 10 | Â |
(A) Number of people screened | 1,522,297 | 1,360,846 | 2,883,143 | 57,265 | 6,866 | 6,783 | 2,954,057 |
(B) Number of presumptive TB patients identified | 9,648 | 11,211 | 20,859 | 2,751 | 495 | 457 | 24562 |
(C) Number of people tested/evaluated for TB disease | 8,358 | 10,100 | 18,458 | 2,610 | 441 | 381 | 21890 |
(D) Number of people diagnosed with all forms of TB | 1,259 | 1,261 | 2,520 | 570 | 25 | 47 | 3162 |
(E) Number of people diagnosed with SS+ TB | 787 | 803 | 1590 | 205 | 14 | 24 | 1833 |
% presumptive TB cases among those screened (B/A) | 0.63% | 0.82% | 0.72% | 4.80% | 7.21% | 6.74% | 0.83% |
95%CI | (0.62-0.65) | (0.81-0.84) | (0.71-0.73) | (4.63-5.00) | (6.60-7.82) | (6.14-7.33) | Â |
% people tested for TB among presumptive TB patients (C/B) | 86.6% | 90.1% | 88.5% | 94.9% | 89.1% | 83.4% | 89.1% |
95%CI | (86.0-87.3) | (89.5-90.6) | (88.1-88.9) | (94.1-95.7) | (86.3-91.8) | (80.0-86.8) | Â |
% SS+ TB patients among those tested (E/C) | 9.4% | 8.0% | 8.6% | 7.9% | 3.2% | 6.3% | 8.4% |
95%CI | (8.8-10.0) | (7.4-8.5) | (8.2-9.0) | (6.8-8.9) | (1.5-4.8) | (3.9-8.7) | Â |
patients with all forms of TB among those screened (D/A) per 100,000 | 82.7 | 92.7 | 87.4 | 995.4 | 364.1 | 692.9 | 107.0 |
95%CI | (78.1-87.3) | (87.6-97.8) | (84.0-90.8) | (914.1-1076.7) | (221.6-506.6) | (495.5-890.3) | Â |
SS+TB patients among those screened (E/A) per 100,000 | 51.7 | 59.0 | 55.1 | 358.0 | 203.9 | 353.8 | 62.1 |
95%CI | (48.1-55.3) | (54.9-63.1) | (52.4-57.9) | (309.1-406.9) | (97.2-310.6) | (212.5-495.1) | Â |
% SS+ve TB patients among total number of TB patients (E/D) | 62.5% | 63.7% | 63.1% | 36.0% | 56.0% | 51.1% | 58.0% |
95%CI | (59.8-65.2) | (61.0-66.3) | (61.2-65.0) | (32.0-40.0) | (36.5-75.5) | (36.8-65.4) | Â |
Number Needed to Screen to find one TB patient all forms (NNS1) (A/D) | 1209 | 1079 | 1144 | 100 | 275 | 144 | 934 |
95%CI | (1145-1280) | (1022-1142) | (1101-1190) | (93-109) | (197-451) | (112-202) | Â |
Number Needed to Screen to find one SS+TB patient (NNS2) (A/E) | 1934 | 1695 | 1813 | 279 | 490 | 283 | 1612 |
95%CI | (1808-2080) | (1584-1821) | (1727-1908) | (246-324) | (322-1029) | (202-471) | Â |