Fig. 6

Funnel plot of local analgesia methods. Note: A: EMLA cream; B: lidocaine cream; C: lidocaine iontophoresis; D: amethocaine; E: needle-free lidocaine injection system; F: vapocoolant spray; G: EMLA patch; H: lidocaine/tetracaine heating patch; I: Buzzy; J: routine care; K: placebo