BMC Genomic Data

Table 1 Coding of 25 Risk Factors for Strategy 1

From: Risk factors for coronary artery disease and the use of neural networks to predict the presence or absence of high blood pressure

Category	Coded 0	Coded 1
Age at beginning	≥40	≥40
Chol, beginning	≥200	≥200
Chol, end	≥200	≥200
Chol, change	negative	positive
Glu minimum	<110	≥110
Glu maximum	≥110	≥110
LDL minimum^A	≥130	≥130
LDL maximum^A	≥130	≥130
HDL minimum	≥35	≥35
HDL maximum	≥35	≥35
Tri minimum	≥150	≥150
Tri maximum	≥150	≥150
BMI, beginning^B	≥25	≥25
BMI, end^B	≥25	≥25
BMI, change^B	negative	positive
Sex	female	male
3-column binary coding
cig smoked	never	always 1–20	>20 at any time
alcohol	always < 10 g	always 10–60	> 60 at any time
age at death	alive (at last measure)	≥ 50 yrs	50 yrs

^A LDL values were calculated from the standard formula: LDL = total cholesterol – HDL – Triglycerides/5. ^B BMI was calculated from the formula: BMI = 703 × Wt/(Ht)² (Units in pounds and inches).

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ISSN: 2730-6844

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