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Table 2 Study design

From: Education on tick bite and Lyme borreliosis prevention, aimed at schoolchildren in the Netherlands: comparing the effects of an online educational video game versus a leaflet or no intervention

  t1 a t2
Game y G1 y G2
Leaflet y L1 y L2
Control y C1 y C2
  1. aPre-intervention study [12]
  2. Y G1 and Y G2 = intervention effect of game on t1 and t2, respectively
  3. Y L1 and Y L2 = intervention effect of leaflet on t1 and t2, respectively
  4. Yc 1 and Yc 2 = effect in control group on t1 and t2, respectively