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. 2019 Dec 30;18:117. doi: 10.1186/s12940-019-0554-7

Fig. 1.

Fig. 1

Adjusted OR for atrial fibrillation onset in subgroup analysis using case-crossover study in Taiwan during 2006–2011. CAD: coronary artery disease; HF: heart failure; CKD: chronic obstructive pulmonary disease; DM: diabetes mellitus; HL: hyperlipidemia; HT: hypertension. ˙: female; age < 65; with comorbidity. □: male; age ≥ 65; without comorbidity. *: interaction P value less than 0.05