Table 3.

Frequencies of participants in each classification of variables during the study.

Saliva sampling (months)	0	6	12
Resting saliva flow (N)
Extremely low (<0.1 ml/min)	4	2	3
Low (0.1–0.7ml/min)	13	15	14
Normal (>0.3 ml/min)	8	8	8
Stimulated saliva (N)
Extremely low (<0.7 ml/min)	2	1	2
Low (0.7–1 ml/min)	10	8	6
Normal (>1 ml/min)	13	16	17
Resting saliva pH (N)
Highly acidic (5–5,8)	2	0	0
Moderately acidic (6–6.6)	20	24	20
Healthy (6.8–7.8)	2	0	4
Buffering capacity (N)
Very low (0–5)	2	0	1
Low (6–9)	7	8	5
Normal/high (10–12)	16	17	19