Table 1 Demographic (age, range for each group) and oral and saliva characteristics (PI, salivary flow, buffering capacity of saliva) of the samples at T0
Variable | Self-ligating brackets group | Conventional brackets group | Control group |
|---|---|---|---|
Age (years) | (range: 18–23 years) average 20.5, DS 1.62 | (range: 18–23 years) average 19.8, DS 1.3 | (range: 18–23 years) average 20.2, DS 2.1 |
PI (T0) 1 | 0 | 0 | 0 |
Salivary flow 2 | 59 | 51 | 50 |
(Sum of the individual scores at T0) | (Sum of the individual scores at T0) | (Sum of the individual scores at T0) | |
Buffering capacity of saliva 3 | Middle capacity | Middle-high capacity | Middle capacity |