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Table 3 Threshold analysis

From: Cost-effectiveness analysis for SilAtro-5-90 adjuvant treatment in the management of recurrent tonsillitis, compared with usual care only

Parameter description

Adolescents/adults

Child aged 6–12

Number of recurrent ATIs in 12 months prior to treatment (base case 2.5)

3.33 ATIs: intervention becomes dominant

No threshold. Intervention dominant in all scenarios

Probability of ATI after intervention

No threshold

Intervention no longer dominates where probability of ATI rises to 0.118

Reducing the expected number of ATIs in the control group in any one cycle (base case 0.66)

No threshold

Intervention no longer dominates when expected number of ATIs falls to 0.52

Number of treatment cycles (base case 6)

No threshold

Intervention no longer dominates when 2 or fewer treatment cycles

Cost of SilAtro-5-90 (base case €13 and €26 per cycle for children and adults)

Intervention becomes dominant when cost falls to €14.48

Intervention no longer dominates when costs increase to €14.49

  1. ATI acute throat infection