Table 2: Frequency of parents’ opinions and the spatial pattern.

No. School Parents' Risk Point Frequency (N=1,230) Pattern
1 Anuban Lampang 284 Cluster
2 Anuban Nakhon Ratchasima 207 Cluster
3 Anuban Phuket 287 Cluster
4 Anuban Chonburi 305 Cluster
5 Anuban Kanchanaburi 147 Cluster