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Table 1 CVD risk factors and their indicators

From: Developing a cardiovascular disease risk factor annotated corpus of Chinese electronic medical records

CVD risk factors

Indicators

Overweight/Obesity (O2)

• Mention: A diagnosis of patient overweight or obesity, e.g., obesity (“肥胖”)

Hypertension

• Mention: A diagnosis or history of hypertension, e.g., a history of hypertension for 20 years (“高血压病史20年”)

• High Bp: A measurement of Bp or a description of the patient’s high Bp, e.g., Bp 150/100 mmHg

• Regulate Bp: A description of Bp regulation or unsuccessful regulation, e.g., regulating Bp (“控制血压”)

• Blood pressure drug: Patient takes medicine which is confirmed to control Bp, e.g., patient is taking hypotensor (“口服降压药”)

Diabetes

• Mention: A diagnosis or a history of diabetes, e.g., diabetes (“糖尿病”)

• High blood glucose: A measurement of blood glucose or a description of the patient’s high blood glucose, e.g., blood glucose: Random Blood Glucose (RBG): 14.5 mmol/L (“随机血糖:14.5 mmol/L”)

• Regulate blood glucose: A description of blood glucose regulation or unsuccessful regulation, e.g., regulating the glucose (“调节血糖”)

• Hypoglycemic drug: Patient takes medications confirmed to control blood glucose, e.g., patient takes insulin regularly (“规律用胰岛素”)

Dyslipidemia

• Mention: A diagnosis of dyslipidemia, hyperlipidemia or a history of hyperlipidemia, e.g., a history of hyperlipidemia (“高血脂史”)

• High blood lipids: A measurement of blood lipids or a description of the patient’s high blood lipids, e.g., TG (triglyceride): 1.96 mmol/L

• Regulate blood lipids: A description of blood lipids regulation or unsuccessful regulation, e.g., to lower serum lipids (“降脂”)

• Lipid-lowering drug: Patient takes medicine that is confirmed to control blood lipids, e.g., Treatment plan: Lipitor (atorvastatin calcium) 20 mg, take orally, once per night (“治疗计划:立普妥20 mg Qn po”)

Chronic Kidney Disease (CKD)

• Mention: A diagnosis of CKD, e.g., chronic nephritis (“慢性肾炎”)

Atherosis

• Mention: A diagnosis of atherosclerosis or atherosclerotic plaque, e.g., atherosclerotic plaque (“冠脉粥样斑块”)

Obstructive Sleep Apnea Syndrome (OSAS)

• Mention: A diagnosis of OSAS, e.g., OSAS (“阻塞型睡眠呼吸暂停综合症”)

Smoking

• Mention: Smoking or a patient history of smoking, e.g., smoking over 40 years (“吸烟40余年”)

• Smoking cessation: A description of smoking cessation or that the patient has not yet quit smoking, e.g., the patient has not yet quit smoking (“未戒烟”)

• Smoking amount: A description of how much the patient smokes, e.g., 20 cigarettes per day (“每天20支”)

Alcohol Abuse (A2)

• Mention: Alcohol abuse, e.g., a long history of heavy drinking (“长期大量饮酒史”)

• Drinking amount: A description of how much the patient drinks, e.g., 100 g of white spirit consumption per day (the number should be over 50 g) (“2两/日”(数值要大于1))

Family History of CVD (FHCVD)

• Mention: Patient has a family history of CVD or has a first-degree relative (parents, siblings, or children) who has a history of CVD, e.g., the patient’s brother has a history of CVD (“哥哥有冠心病病史”)

Age

• Mention: The age of the patient, e.g., 66 years old (“66岁”)

• Age group: The age group of the patient, e.g., elderly (“老年”)

Gender

• Mention: The gender of patient, e.g., female (“女性”)