The Effect of An Artificial Intelligence ("AI") Mobile Dental Application ("Dental Monitoring") in the Promotion of Self-Administered Plaque Control: A Randomized Controlled Trial

Visit 1 (Week 0, Day 0): Start of Study

• Subjects: The periodontal patients who have a dental appointment scheduled in the National University Centre for Oral Health, Singapore and fulfil inclusion/exclusion criteria will be recruited into the study by the delegated study team members. After written informed consent has been obtained and all the standard dental practices such as collecting the Routine Clinical Periodontal Parameters for evaluation and providing Oral Hygiene Instruction are done by the blinded study team member(s) termed as the Examiner. After which, the Participants will be randomized into 2 groups by delegated study team members.

• There will be two groups:

• Test (n = 26): Dental Monitoring ("DM") Kit + 2-month DM subscription

• Control (n = 26): No DM Kit

• The Examiner will be either the Co-investigator or an oral hygiene therapist engaged to be on the delegated study team. The same single blinded Examiner will examine all the participants of the study at both Visits 1 and 2.

• Based on the design of the study, there will be no deviation from the standard periodontal treatment protocol and intervals between treatment for this group of patients in the public healthcare setting with the exception for the test groups whereby the usage of an additional DM application which will be evaluated in this study.

• The Test group will receive DM as an additional monitoring aid. The delegated study team members will guide the Test group to download the DM application onto their mobile device, provide them with a DM Kit including full instructions (verbal and instruction pamphlet).

• In addition, the Test group will be taught by the delegated study team members:

1. How to pair up a DM Scanbox with your smartphone https://youtu.be/y-q9Z8JMbzo
2. How to perform DM Scans with ScanBox https://youtu.be/YT859VMGL18

• The Test group will be required to take intra-oral videos (which will be translated into photographs) using the DM application weekly and it will be monitored by the delegated team members:

• Day 0 (To be taken at the clinic)

• Day 7 (To be taken in the evening after brushing teeth)

• Day 14 (To be taken in the evening after brushing teeth)

• Day 21(To be taken in the evening after brushing teeth)

• Day 28 (To be taken before study Visit 2) *There is a window period of +1 day for the intra-oral videos.

• The Control group will monitor their own oral hygiene without any additional aids.

• All patients will be given a soft-bristled toothbrush, fluoridated toothpaste and inter-dental aids by the delegated study team members. They will be instructed not to use any forms of mouth rinse.