Table 3

 An analysis of the four protocols with respect to the promotion of public health

ProtocolAbility to promote public health
Protocol 1: All persons who want to be testedcan be testedMay help to promote public health but only if people who are undergoing higher risk procedures choose to be tested; many may not
Protocol 2: All persons undergoing a medical procedure involving a higher risk of transmissioncan be testedMay help to promote public health but only if people choose to be tested; many may not
Protocol 3: All persons must be testedMaximum effect on public health by reducing the possibility of transmission but at a large economic cost
Protocol 4: All persons undergoing a medical procedure involving a higher risk of transmissionmust be testedMaximum effect on public health by reducing the possibility of transmission and is more cost effective than protocol 3