Table 5. Model parameters for linear models assessing the baseline variability of SES, cooking fuel, and age cohort on the air quality reading (baseline air quality models).

Model	Variable	Estimate	Std. Error	t value	Pr(>|t|)
Cooking Fuel	(Intercept)	1.461	2.767	0.528	0.598
	Cooking Fuel1	10.866	4.517	2.405	0.017
	Cooking Fuel2	–1.519	3.119	–0.487	0.627
	Age	–0.548	4.213	–0.13	0.897
SES	(Intercept)	–0.004	2.099	–0.002	0.999
	SES	–1.152	0.511	–2.255	0.025
	Age	–1.714	4.198	–0.408	0.683