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Table 5 Effect of alternative models of antiretroviral therapy (ART) delivery on the HIV health worker-to-patient ratio and overall salary costs for universal access to HIV treatment in South Africa

From: Human resources needs for universal access to antiretroviral therapy in South Africa: a time and motion study

Scenario Human resources needs per 1,000 patients (95% CI) Overall reduction in salary costs, %
Nurses Counselors Doctors
Baseline 1.2 (0.8 to 1.6) 2.1 (1.3 to 2.9) 0.2 (0.1 to 0.2) NA
Decrease visit frequency to:    
Every 2 months 0.7 (0.5 to 0.9) 1.2 (0.7 to 1.6) 0.2 (0.1 to 0.2) 36
Every 3 months 0.5 (0.3 to 0.6) 0.8 (0.5 to 1.1) 0.2 (0.1 to 0.2) 50
Every 4 months 0.3 (0.2 to 0.5) 0.6 (0.4 to 0.8) 0.2 (0.1 to 0.2) 57
Decrease frequency of nurses per visit to:    
Every 2 months 0.7 (0.5 to 0.9) 2.1 (1.3 to 2.9) 2.0 (1.5 to 2.6) 24
Every 3 months 0.5 (0.3 to 0.6) 2.1 (1.3 to 2.9) 2.0 (1.5 to 2.6) 33
Every 4 months 0.3 (0.2 to 0.5) 2.1 (1.3 to 2.9) 2.0 (1.5 to 2.6) 38
Nurse-initiated treatment 1.3 (1.0 to 1.7) 2.1 (1.3 to 2.9) NA 7
  1. NA = not applicable.