Intended for healthcare professionals


Children were guaranteed regular check ups in dental study

BMJ 1999; 319 doi: (Published 27 November 1999) Cite this as: BMJ 1999;319:1432
  1. Vuokko Anttonen, resident (,
  2. Markku Larmas, professor,
  3. Maarit Raitio, chief dentist
  1. Institute of Dentistry, Oulu University, 90220 Oulu, Finland
  2. Health Centre of Oulu, Oulu

    EDITOR—In the commentary on Uhari et al's trial of xylitol chewing gum in the prevention of acute otitis media White raised the problem of the ethical aspects of the study protocol because of the possible risk of caries in the control group.1 The objective of the trial was to see if regular use of xylitol chewing gum for two months would result in a reduction in the growth of Streptococcus pneumoniae causing acute otitis media, as had been the case in vitro. Children in the …

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