| Manchester (N = 63) | Newcastle (N = 65) | Significance |
---|---|---|---|
Diet data - Mean | |||
 |  |  | Mann Whitney U |
NME+ Sugar between meals | 1.95 | 1.86 | U = 1989.5, z = −0.284, p = 0.776 |
NME Sugar last hour before bed | 0.48 | 0.45 | U = 2019, z = −0.159, p = 0.874 |
Brushing data- Percentiles | |||
 | Manchester (N = 873) | Newcastle (N = 891*) |  |
Toothpaste | |||
small pea | 10% | 3% | U =369047, z = −1.954, p = 0.051 |
thin smear | 34% | 40% | Â |
large pea | 28% | 27% | Â |
full brush head | 28% | 30% | Â |
Rinse behaviour – |  |  | Chi square |
No Rinsing | 16% | 9% | x(2) = 15.9, p = 0.0001** |
Wet brush | 12% | 14% | p = 0.203 |
Head under tap | 19% | 18% | p = 0.839 |
Cupped hands | 14% | 17% | p = 0.039 |
Glass or beaker | 41% | 42% | p = 0.644 |