From: Pooled PCR testing of dried blood spots for infant HIV diagnosis is cost efficient and accurate
Year | Mean (SD) daily number of samples | Positivity rate (%) | % Cost saved (95% CI) | % Batched runs saved (95% CI) | ||
---|---|---|---|---|---|---|
Pool size = 2 | Pool size = 5 | Pool size = 2 | Pool size = 5 | |||
2009 | 39 (26) | 10.0 | 32 (31.7–32.3) | 41 (40.1–42) | 32 (31.2–32.8) | 29.3 (27.7–31) |
2010 | 35 (17) | 9.0 | 34 (33.7–34.3) | 44.3 (43.3–45.2) | 31.1 (30.3–31.9) | 28.8 (27–30.6) |
2011 | 36 (18) | 6.8 | 39.6 (39.4–39.8) | 52.8 (52–53.5) | 31.1 (30.4–32) | 32.2 (30.7–33.8) |
2012 | 40 (17) | 5.1 | 43.1 (43–43.3) | 59.7 (59.2–60.3) | 37.2 (36.6–37.9) | 40.4 (39.2–41.5) |
2013 | 48 (21) | 3.6 | 44.2 (44.1–44.4) | 64.3 (63.9–64.7) | 40 (39.5–40.4) | 51.2 (50.4–52.1) |
2014 | 55 (19) | 4.3 | 42.6 (42.5–42.7) | 61 (60.6–61.5) | 39.8 (39.3–40.3) | 50.9 (49.8–51.9) |
2015 | 67 (26) | 3.6 | 43.3 (43.3–43.5) | 63.5 (63.1–64) | 40.8 (40.4–41.3) | 54.5 (53.3–55.7) |
Overall | 45 (23) | 5.7 |