From: Mucosal and salivary microbiota associated with recurrent aphthous stomatitis
 | Control subjects (n = 18) | RAS patients (n = 18) |
---|---|---|
Gender | 8 males, 10 females | 9 males, 9 females |
Age | 43.6 ± 3.7 | 43.8 ± 3.9 |
Ulcer numbers | - | Single: 12 (66.7Â %) Multiple: 6 (33.3Â %) |
Sampling sites | Lip labial mucosa: 7 (38.9Â %), Buccal mucosa: 11 (61.1Â %) | Lip labial mucosa: 10 (55.6Â %), Buccal mucosa: 4 (22.2Â %) Tongue tip: 4 (22.2Â %), |
Unstimulated salivary flow rates | 0.48 ± 0.09 ml/minute | 0.67 ± 0.08 ml/minute |