Mouthwash use
In the test groups (Group 1–3) patients also received as part of the self-test kit, mouthwash bottles. Immediately after baseline saliva collection, participants were instructed to vigorously rinse their mouth with 10 ml of Corsodyl Alcohol free (Group 1; 0.2% CHX), Colgate Peroxyl (Group 2; 1.5% HMeanwhile, participants in the Group 4 (non-rinsing) were instructed to not rinse their mouth with any solution, not even water. All patients were allowed to drink water as needed during the study period up to 30 min prior each saliva collection.