From: Vibrating toothbrush, ice, or topical anesthetic agent to reduce pain of local anesthetic injection in 5- to 12-year-old children undergoing dental procedures — a randomized controlled trial
Group
Female
Male
Total
Vibration
14 (46.7%)
16 (53.3%)
30 (100.0%)
Ice
Topical
11 (36.7%)
19 (63.3%)
39 (43.3%)
51 (56.7%)
90 (100.0%)