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. Author manuscript; available in PMC: 2014 Aug 28.
Published in final edited form as: Br J Nutr. 2013 Jan 15;110(3):545–551. doi: 10.1017/S0007114512005417

Table 1.

Lycopene and tomato product intake and incidence of cardiovascular disease (CVD), coronary heart disease (CHD) and stroke estimated from hazard ratio (HR) among adult men and women from the Framingham Offspring Cohort*

CVD CHD Stroke

# events HR (95%CI) p-value # events HR (95% CI) p-value # events HR (95% CI) p-value
Lycopene Intake
Exam 5 & 6 Average 23,573 person-years 23,618 person-years 23,609 person-years
Model 1§ 314 0.92 (0.77, 1.10) 0.39 171 0.77 (0.61, 0.96) 0.03 99 1.05 (0.76, 1.46) 0.76
Model 2 314 0.87 (0.72, 1.05) 0.16 171 0.76 (0.60, 0.97) 0.03 99 1.08 (0.75, 1.55) 0.68
Model 3** 314 0.86 (0.71, 1.05) 0.13 171 0.74 (0.58, 0.94) 0.01 99 1.07 (0.74, 1.54) 0.74
Exam 5, 6 and 7 Average†† 15,858 person-years 15,870 person-years 15,880 person-years
Model 1 219 0.87 (0.73, 1.04) 0.14 115 0.86 (0.68,1.08) 0.20 66 0.92 (0.65, 1.32) 0.67
Model 2 219 0.82 (0.70, 0.97) 0.03 115 0.84 (0.68, 1.05) 0.13 66 0.83 (0.58, 1.18) 0.31
Model 3 219 0.83 (0.70, 0.98) 0.03 115 0.84 (0.67, 1.03) 0.10 66 0.82 (0.59, 1.16) 0.27
Tomato Product Consumption‡‡
Exam 5 & 6 Average 23,573 person-years 23,618 person-years 23,609 person-years
Model 1 314 0.98 (0.94, 1.02)§§ 0.45 171 0.94 (0.88, 0.99) 0.04 99 1.02 (0.95, 1.08) 0.63
Model 2 314 0.98 (0.94, 1.02) 0.28 171 0.94 (0.88,1.00) 0.05 99 1.02 (0.96, 1.09) 0.51
Model 3 314 0.97 (0.93, 1.02) 0.24 171 0.92 (0.86,0.99) 0.02 99 1.02 (0.96, 1.10) 0.51
Exam 5, 6 and 7 Average 15,858 person-years 15, 870 person-years 15,880 person-years
Model 1 219 0.97 (0.916, 1.022) 0.25 115 0.95 (0.87, 1.02) 0.16 66 1.02 (0.93, 1.11) 0.68
Model 2 219 0.94 (0.887, 0.999) 0.05 115 0.93 (0.85, 1.001) 0.08 66 1.00 (0.91, 1.10) 0.99
Model 3 219 0.94 (0.878, 0.995) 0.03 115 0.90 (0.83, 0.99) 0.03 66 0.99 (0.90, 1.10) 0.91
*

At the 5th study examination, the Framingham Offspring cohort participants had a mean age of 54 years (range 26-79 years) and a mean BMI of 27.2 kg/m2 (range 14-54 kg/m2). Fifty-six percent of the participants were women, 18% were current smokers, and 16% and 5% had a history of hypertension and diabetes, respectively.

Mean lycopene intake was 7.6, 7.9 and 8.0 mg/d at the 5th, 6th and 7th examinations, respectively.

Intake is the average of intakes assessed at the Framingham Offspring cohort 5th and 6th examinations and follow-up time is counted from the date of the 6th examination.

§

Model 1: adjusted for age and sex.

Lycopene intake was transformed using a natural logarithm. Consequently, the hazards ratios are interpreted as the relative risk for a 2.7-fold difference (i.e., a 1 unit difference on the natural logarithm scale) in lycopene intake.

Model 2: adjusted for age, sex, systolic BP, total cholesterol, total cholesterol/HDL ratio, BMI, smoking, number of packs per day, hypertension treatment, diabetes, saturated fat intake and energy intake.

**

Model 3: adjusted for variables in Model 2 plus β-carotene, flavonol, vitamin C and vitamin E intakes.

††

Intake is the average of intakes assessed at the Framingham Offspring cohort 5th, 6th and 7th examinations and follow-up time is counted from the date of the 7th examination.

‡‡

Mean consumption of tomatoes and tomato-based products was 4.4, 4.4 and 4.6 servings/wk at the 5th, 6th and 7th examinations, respectively.

§§

The hazard ratios reflect the relative risk for one serving per day difference in tomato product consumption.