Table 5.

Multivariate probit analysis of the associations between socioeconomic, self-reported malaria, and attitudinal indicators with expressed willingness to pay.

Variable Type	Variable	Coefficient	95% CI	z	p-Value
Demographics	Respondent age	−0.003	−0.012–0.005	−0.78	0.434
	Respondent ever attended school	0.449	0.213–0.685	3.73	0.000 *
	Number of people in the household	0.027	−0.020–0.075	1.12	0.262
	Respondent’s main occupation–crop farming	−0.122	−0.391–0.148	−0.88	0.377
Wealth	Improved roof (iron sheets instead of grass/leaves/mud)	0.309	0.104–0.514	2.96	0.003 *
Reported malaria	≥1 recent case of self-reported malaria in household (assessment of each member’s most recent fever if within past 3 months)	−0.048	−0.252–0.155	−0.47	0.641
Attitudes towards larviciding	Trust in safety of larviciding	0.350	0.107–0.593	2.82	0.005 *
Bid	Larviciding contribution amount	−0.340	−0.429–−0.250	−7.42	0.000 *

Notes: Willingness to Pay (Y/N); N = 792; Prob > chi² = 0.000. * Significant at the 0.05 level.