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Table 4 Reduced Tobit models for determining the factors that explain WTP for four vector control tools

From: Socio-economic inequity in demand for insecticide-treated nets, in-door residual house spraying, larviciding and fogging in Sudan

  IRHS Coefficient (SE) ITNs Coefficient (SE) LWC Coefficient (SE) SS Coefficient (SE)
Status in household -------------- 85.5 (82.0) 72.95 (45.43) 149.6 (87.0)*
Number of residents -------------- ------------- --------------- --------------
Sex 199.3 (66.5)*** 310.7 (122.8)** --------------- 245.7 (133.7)*
Age -6.4 (2.6)** -5.47 (4.36) --------------- -5.7 (4.8)
School ------------- ------------- 176.5 (99.5)* -------------
Marital status -------------- 213.0 (198.8) --------------- 251.7 (212.5)
Rating of vector control tool 100.4 (28.5)*** 187.9 (42.1)*** --------------- 71.7 (49.0)
SES index 158.5 (21.8)*** 162.4 (34.1)*** 105.8 (26.7)*** 177.3 (37.2)***
Constant -93.1 (135.8) -784.7 (260.9)*** -457.1 (93.1)*** -774.0 (298.4)**
LR Chi2 67.52 58.68 27.29 36.19
P-value 0.0001 0.0001 0.0001 0.0001
  1. Note: p < 0.10 = *; p < 0.05 = **; p < 0.01 = ***
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