Figure 1Change in the number of tsutsugamushi disease patients. Note. From Korea Centers for Disease Control and Prevention, infectious disease website.
Figure 2Probability curve of WTP. WTP = willingness to pay.
Table 1Basic statistics of major variables
Variables |
Description |
Mean |
SE |
Min |
Max |
UND |
Understanding of the burden-sharing system |
0.5633 |
0.4968 |
0 |
1 |
FA18 |
Number of family members under the age of 18 |
0.4533 |
0.8662 |
0 |
4 |
CCD |
Awareness of climate change diseases |
4.5800 |
1.8151 |
1 |
9 |
INC |
Incomes (million Kwon/y) |
2820 |
2163 |
750 |
75,000 |
BID |
Suggested bid (won) |
32,770 |
37,743 |
1000 |
100,000 |
Table 2Results of WTP estimation
Variable |
Description |
Coefficient |
t ratio |
p
|
CONST |
Constant |
5.16283 |
5.11 |
0.0000 |
UND |
Understanding of the burden-sharing system |
3.97417 |
9.01 |
0.0000 |
FA18 |
Number of family members under the age of 18 |
0.28811 |
1.83 |
0.0670 |
ACCD |
Awareness on risks associated with CCD |
0.30147 |
2.14 |
0.0328 |
INCL |
Incomes (log figure) |
0.00005 |
8.01 |
0.0000 |
BID |
Suggested bids |
−1.11732 |
−11.70 |
0.0000 |
Table 3WTP value of the representative respondent
|
Mean |
Truncated mean |
Median |
WTP value to avoid infection of tsutsugamushi disease |
4368 |
3689 |
1194 |