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Table 6 Incremental cost-effectiveness ratio estimations of telephone and SMS groups

From: Effective methods for reactivating inactive blood donors: a stratified randomised controlled study

  Cost per participant (C)
(RMB¥)
Effectiveness (E)
(%)
ΔC ΔE Ratio
(ΔC/ΔE)
Control group 7.4
Telephone group 3.9 8.1 3.9 0.007 557.1
SMS group 0.7 8.4 0.7 0.010 70