Table 2 Criteria and measurement scales used in the surveillance (SURV) and control (CONT) models

Public health criteria (PHC)

PHC1 Reduction in incidence of human cases

0: Nil; 1: Low; 2: Moderate; 3: High

X

PHC2 Reduction in entomological risk

0: Nil; 1: Low; 2: Moderate; 3: High

X

PHC3 Impacts of adverse health effects

0: Nil; 1: Indirect effects on mental or social health; 2: Direct effects on physical health

X

Animal and environmental health criteria (AEC)

AEC 1 Impact on habitat

Surface*Sensitivity*Intensity¹

X

Surface : 1: Nil; 2: Small scale;

3: Large scale; Sensitivity: 1: Nil; 2: Land;

3: Water ; 4: Land and water; Intensity: 1: Nil; 2: Fences;

3: Mowing; 4: Acaricides; 5: Removal of vegetation or burning

AEC 2 Impact on wildlife

Number*Species*Intensity²

X

Number: 1: Nil; 2: Effect on specific species;

3: Effect on several species; Species: 1: Nil,

2: low valued species; 3: Highly valued species; Intensity: 1: No effect; 2: Morbidity; 3: Mortality

Social impact criteria (SIC)

SIC 1 Level of public acceptance

1: Nil; 2: Low; 3: Moderate; 4: High

X

SIC 2 Proportion of population benefitting from intervention

1:<25%; 2:25-50%; 3:50-75%; 4:>75%

X

Strategic, economic and operational impact criteria (SEC)

SEC1 Cost to the public sector

0: Nil; 1: Low; 2: Moderate; 3: High

X

X

SEC2 Cost to the private sector

0: Nil; 1: Low; 2: Moderate; 3: High

X

X

SEC3 Delay before results

1: Days; 2: Weeks; 3: Months; 4: Years

X

X

SEC4 Complexity

1: Simple (minor institutional changes);

X

X

2:Intermediate (necessitates new hires); 3: Moderate (necessitate new work teams in one sector of intervention); 4: Complex (requires inter-sectoral/inter-institutional changes);

5: Very complex (necessitates creation of new structures or organisations)

SEC5 Impact on organisation’s credibility

0: Nil; 1: Low; 2: Moderate; 3: High

X

Surveillance criteria (SUC)

SUC1 Detection of zones where tick populations are present

1: Less than 10%; 2: Low (11-50%); 3: Moderate (51-70%); 4: High (>71%)

X

SUC2 Identification of zones where tick populations are established

1: Less than 10%; 2: Low (11-50%); 3: Moderate (51-70%); 4: High (>71%)

X

SUC3 Identification of Lyme endemic zones

1: Less than10%; 2: Low (11-50%);3: Moderate (51-70%); 4: High (>71%)

X

SUC4 Quality of data

1: Poor; 2: Medium; 3: High

X