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Table 1 Outcomes of patients identified iDART pharmacy tracking system using four different delays in pharmacy pick-ups.

From: Identification of losses to follow-up in a community-based antiretroviral therapy clinic in South Africa using a computerized pharmacy tracking system

Weeks delay of pharmacy pick-ups
  ≥6 ≥12 ≥18 ≥24
  N Proportion (95% CI) N Proportion (95% CI) N Proportion (95% CI) N Proportion (95% CI)
True LTFU 85 15.2 (12.2-18.2) 85 43.8 (36.8-50.9) 53 45.3 (36.1-54.5) 40 50.0 (38.8-61.2)
Deaths 10 1.8 (0.7-2.9) 8 4.1 (1.3-6.9) 7 6.0 (1.6-10.3) 3 3.8 (-0.5-8.0)
Transfers-out 19 3.4 (1.9-4.9) 14 7.2 (3.5-10.9) 5 4.3 (0.6-8.0) 5 6.3 (0.8-11.7)
On treatment 404 72.1 (68.4-75.9) 45 23.2 (17.2-29.2) 29 24.8 (16.8-32.7) 18 22.5 (13.1-31.9)
In clinic off treatment 42 7.5 (5.3-9.7) 42 21.6 (15.8-27.5) 23 19.7 (12.3-27.0) 14 17.5 (9.0-26.0)
Total 560 22.0 (20.4-23.6) 194 7.6 (6.6-8.6) 117 4.6 (3.8-5.4) 80 3.1 (2.5-3.8)
  1. LTFU, loss to follow-up; N, number; CI, confidence intervals