Mouth brands used in the study, manufacturer recommendations for use and proportion of participants per patient group using each mouthwash during the study
| Mouthwash used in the study* | Recommended method | Recommended duration in seconds† | Recommended volume in mL | n‡ (%) Females not SW used | n‡ (%) FSW used | n‡ (%) MSM used | n‡ (%) MSW used |
| Listerine Freshburst | Rinse | 30 | 20 | 16/49 (32.7) | 12/49 (24.5) | 8/49 (16.3) | 18/47 (38.3) |
| Listerine Total Care | Rinse | 30 | 20 | 8/49 (16.3) | 12/49 (24.5) | 10/49 (20.4) | 8/47 (17.0) |
| Colgate Plax Freshmint | Rinse and gargle | 30 | 20 | 9/49 (18.4) | 12/49 (24.5) | 4/49 (8.2) | 6/47 (12.8) |
| Listerine Zero | Rinse | 30 | 20 | 2/49 (4.1) | 4/49 (8.2) | 10/49 (20.4) | 8/47 (17.0) |
| Oral-B 3D White Luxe Diamond Strong | Rinse | 60 | 10 | 4/49 (8.2) | 0 | 4/49 (8.2) | 0 |
| Oral-B Pro-Health Clinical | Rinse | 30 | 20 | 1/49 (2.0) | 2/49 (4.1) | 3/49 (6.1) | 2/47 (4.3) |
| Listerine (Gold) | Rinse | 30 | 20 | 2/49 (4.1) | 1/49 (2.0) | 3/49 (6.1) | 2/47 (4.3) |
| Colgate Total Pro-Shield | Rinse and Gargle | 30 | 20 | 3/49 (6.1) | 0 | 2/49 (4.1) | 2/47 (4.3) |
| Coles Mint Fresh | Rinse and gargle | 30 | 20 | 2/49 (4.1) | 3/49 (6.1) | 1/49 (2.0) | 0 |
| Sensodyne Cool Mint | Rinse | 60 | 10 | 2/49 (4.1) | 3/49 (6.1) | 1/49 (2.0) | 0 |
| Biotene Dry Mouth | Rinse | 30 | 15 | 0 | 0 | 3/49 (6.1) | 1/47 (2.1) |
| Woolworth brand Total Care All Smiles | Rinse and gargle | 30 | 20 | 0 | 0 | 0 | 0 |
*Listed in order of most commonly used during the study overall.
†Recommended use/instructions for use supplied by the manufacturer as listed on the bottle.
‡There were n=6 participants for whom mouthwash brand used during the study was not recorded, therefore the total number in each patient group varies.
FSW, female sex worker; MSM, men who have sex with men; MSW, men who have sex with women; SW, sex worker.