Assessment of Kitchen Air Pollution: Health Implications for the Residents of Ilorin South, Nigeria

Table 8

The estimate of the model parameters for CO.

	Unstandardized Coefficients	Standardized Coefficients				95% Confidence Interval for B
Model	B	Std. Error	Beta	T	Sig.	Lower Bound	Upper Bound
(Constant)	6.7	1.7		3.9	0.001	3.1	10.4
z2	1.1	1.9	0.0	0.6	0.550	−2.8	5.0
z3	3.3	1.9	0.1	1.8	0.090	−0.6	7.2
z4	−1.4	1.9	−0.0	−0.8	0.450	−5.3	2.5
EVNG	4.7	1.3	0.2	3.5	0.002	1.8	7.4
CHAR	21.7	1.6	0.8	13.5	0.000	18.3	25.0
FIWD	30.4	1.6	1.1	18.9	0.000	26.9	33.7

a. dependent variable: CO. EVNG, evening; CHAR, charcoal; FIWD, firewood.