Table 2.

Adjusted odds ratio of short-term exposure to PM_2.5, PM₁₀, and STEMI among patients in Taichung Hospital before the COVID-19 pandemic.

Conditional logistic regression model
	Adjusted OR	95% CI	95% CI	p
PM2.5 (2 weeks before STEMI onset)	1.016	1.003	1.032	0.026
PM10 (2 weeks before STEMI onset)	1.009	1.001	1.018	0.033

Adjusted OR adjusted odds ratio: adjusted variables include gender, age, body mass index, hypertension, dyslipidemia, diabetes mellitus, smoking, drinking, heart disease history, daily temperature and relative humidity, CI confidence interval.