Summary of Statistical Test Results
Asthma Outcomes and Air Quality (2022 vs 2019)
Model/Test	Estimate	95% CI	p-value
Poisson: Total Asthma Prescriptions ~ Average AQI	-0.038	[-0.038, -0.038]	< 2.2e-16
Poisson: Asthma Prescription Fraction ~ Average AQI	0.000	[0, 0]	< 2.2e-16
Log-Linear: Cost Fraction ~ Average AQI	-0.007	[-0.011, -0.003]	0.000188
Linear: ΔCost Fraction ~ ΔAQI (2019 ~ 2022)	0.000	[-0.001, 0]	0.687