Table 3 Ordinal regression model for the use of certified firewood
Coefficient | Standard error | p value | 95% CI | |
|---|---|---|---|---|
Threshold | ||||
Certified wood use | ||||
(x = 0) Never | 0.709 | 0.450 | 0.115 | [− 0.172; 1.590] |
(x = 1) Almost never | 1.117 | 0.450 | 0.013 | [0.236; 1.999] |
(x = 2) Often | 1.676 | 0.453 | < 0.001 | [0.788; 2.564] |
Location | ||||
Household income | 0.104 | 0.482 | 0.031 | [0.096; 0.198] |
(x = 0) Yes | 0.429 | 0.152 | 0.005 | [0.131; 0.727] |
(x = 1) No | Ref | |||
Attention to air quality | ||||
(x = 0) Always | 0.729 | 0.284 | 0.010 | [0.173; 1.285] |
(x = 1) Often | 0.457 | 0.277 | 0.098 | [− 0.085; 1.000] |
(x = 2) Almost ever | 0.382 | 0.312 | 0.221 | [− 0.229; 0.993] |
(x = 3) Never | Ref | |||
Look for air quality information | ||||
(x = 0) Yes | 0.488 | 0.157 | 0.002 | [0.179; 0.797] |
(x = 1) No | Ref | |||
Bothered by air pollution | ||||
(x = 0) Yes | 0.516 | 0.235 | 0.028 | [0.055; 0.977] |
(x = 1) No | Ref | |||
Concern about the health effects | ||||
(x = 0) Very | 0.729 | 0.369 | 0.049 | [0.005; 1.452] |
(x = 1) A lot | 0.414 | 0.366 | 0.259 | [− 0.304; 1.132] |
(x = 2) Somewhat | 0.575 | 0.364 | 0.114 | [− 0.138; 1.289] |
(x = 3) Almost none | 0.015 | 0.430 | 0.972 | [− 0.828; 0.858] |
(x = 4) None | Ref | |||
Health effects are observed in | ||||
(x = 0) Long term | 0.461 | 0.177 | 0.009 | [0.115; 0.807] |
(x = 1) Medium term | 0.540 | 0.168 | 0.006 | [0.158; 0.922] |
(x = 2) Short term | Ref | |||