Table 7.

Clusters of income, education, and rabies vaccine price that willing to pay of dog owners regarding rabies control in Thailand.

Factors	Cluster percent count percent
	1	2	3	Significancea
Number of cases in the cluster	31	196	243
Group Describe	willing to pay the highest cost of the vaccine	willing to pay the moderate cost of the vaccine	willing to pay the cheapest cost of the vaccine
Rabies vaccine price that willing to pay (Baht)	251.60	91.09	38.58	0.000**
Total practice score	4.32	4.46	4.34	0.100ns
Total attitude score	43.35	41.93	42.71	0.054ns
Total knowledge score	8.35	8.18	8.00	0.046*
Risk area	High 74.2%	High 53.1%	High 46.0%	0.013*
	Low 25.8%	Low 46.9%	Low 53.1%%
Region	North 3.26%	North 17.9%	North 32.1%	0.000**
	NE 32.3%	NE 9.7%	NE 37.0%
	East 22.6%	East 32.1%	East 16.0%
	South 41.9%	South 40.3%	South 14.8%
Average age	49.65	50.95	55.19	0.004**
Gender	Female 74.2%	Female 72.4%	Female 65.0%	0.197ns
	Male 25.8%	Male 27.6%	Male 35.0%
Education	Primary 35.5%	Primary 42.3%	Below primary 10.7%	0.000**
	Middle to high 38.7%	Middle to high 24.0%	Primary 56.0%
	Bachelor to higher 22.6%	Bachelor to higher 17.9%	Middle to high 21.0%
Occupation	Farmer 32.3%	Farmer 33.2%	Farmer 50.2%	0.000**
	Housewife 22.6%	Merchant 22.4%	Housewife 18.1%
	Merchant 22.6%	Housewife 18.9%	Merchant 11.1%
Income	Below 10,000 = 25.8%	Below 10,000 = 43.46%	Below 10,000 = 61.3%	0.000**
	10,000–20,000 = 48.4%	10,000–20,000 = 25.0%	10,000–20,000 = 21.8%
	20,000–30,000 = 9.7%	20,000–30,000 = 11.2%	20,000–30,000 = 8.2%
	Over 30,000 = 16.1%	Over 30,000 = 20.4%	Over 30,000 = 8.6%
Number of dogs raised	1.96	2.24	2.91	0.120ns

^a Statistically significant differences across groups were tested using Pearson's χ² test (

^*indicates statistically significant relationships for p < 0.05,

^** for p < 0.01 and

^nsstands for non-significant relationships).