Table 3 Variables collected in the CAFR study and missing rate for each key variables
From: Rationale and design of the Chinese Atrial Fibrillation Registry Study
Variables | Number of variables currently collected | Missing rate (%) |
|---|---|---|
Age or Date of Birth | 17467 | 0 % |
Sex | 17467 | 0 % |
Date of initial register | 17467 | 0 % |
Type of AF | 17340 | 0.73 % |
Systolic blood pressure | 17291 | 1.01 % |
Height | 15845 | 9.29 % |
Body weight | 15964 | 8.60 % |
History of alcohol-drinking | 17250 | 1.24 % |
History of hypertension | 17331 | 0.78 % |
History of diabetes mellitus | 17331 | 0.78 % |
History of hyperlipidemia | 17288 | 1.02 % |
History of heart failure | 17331 | 0.78 % |
History of myocardial infarction | 17328 | 0.80 % |
History of coronary artery disease | 17330 | 0.78 % |
Signs of heart failure | 17329 | 0.79 % |
Hemoglobin level | 13552 | 22.4 % |
Creatinine level | 14264 | 18.3 % |
Fasting blood glucose | 13718 | 21.4 % |
Total cholesterol | 13587 | 22.2 % |
Is thyroid function within normal range | 12367 | 29.2 % |
Left ventricular ejection fraction | 13568 | 22.3 % |
History of direct current cardioversion | 17268 | 1.14 % |
History of radiofrequency ablation | 17332 | 0.77 % |
History of ischemic stroke/transient ischemia attach/ peripheral arterial thromboembolism | 17338 | 0.74 % |
History of intracranial hemorrhage/other major bleeding | 17335 | 0.76 % |
Use antiarrhythmic agents | 17334 | 0.76 % |
Use ventricular rate control agents | 17332 | 0.77 % |
use antithrombotic agents | 17333 | 0.77 % |
Warfarin | 17281 | 1.06 % |
Use Angiotensin converting enzyme inhibitors/angiotensin receptor blockers | 17281 | 1.06 % |
Use Statins | 17283 | 1.05 % |