From: Effects of subgingival air-polishing with trehalose powder on oral biofilm during periodontal maintenance therapy: a randomized-controlled pilot study
Participants (n = 10)
Age
61.4 years (±10.6)
Gender
80% male, 20% female
Ethnic group
100% Caucasian
Smoking status
20% smokers
mean count of 20.6 packyears (± 18.9)