Table 1.
Participants’ characteristics for all individuals combined and dichotomized by <58 and ≥58 years of age
| Characteristics* | All individuals | <58 yrs | ≥58 yrs |
|---|---|---|---|
| Participant numbers | 2,499 | 1,230 | 1,269 |
| Sex, % male | 45 | 45 | 45 |
| Age (yrs)† | 58±10 | 50±5 | 66±6 |
| BMI (kg/m2) | 27.9±5.2 | 27.9±5.5 | 27.8±4.9 |
| Plasma tHcy (nmol/ml) | |||
| All individuals | 9.9±3.7 | 9.4±3.6 | 10.4±3.8 |
| Males | 10.7±4.0 | 10.4±3.9 | 11.1±4.1 |
| Females | 9.2±3.3 | 8.6±3.1 | 9.8±3.4 |
| ICA/bulb-IMT (mm) | 1.35±0.77 | 1.10±0.57 | 1.59±0.86 |
| CCA-IMT (mm) | 0.60±0.13 | 0.55±0.11 | 0.65±0.14 |
| SBP (mm Hg) | 128±19 | 121±16 | 135±19 |
| Plasma total cholesterol (mg/dL) | 206±37 | 202±37 | 209±37 |
| Plasma HDL cholesterol (mg/dL) | 52±16 | 52±15 | 52±17 |
| Total:HDL cholesterol ratio | 4.3±1.5 | 4.3±1.5 | 4.4±1.4 |
| Serum creatinine (μmol/L) | 101.9±19.0 | 100.1±16.1 | 103.5±21.3 |
| Current smoker (%) | 15 | 18 | 11 |
| Diabetes (%) | 8 | 5 | 11 |
| Blood pressure treatment (%) | 25 | 15 | 36 |
*
All characteristics and measures are from the 6th examination cycle of the Framingham Offspring Study, except plasma total homocysteine levels which are from the 5th examination cycle.
†
Means ± Standard Deviation.
Appreviations: tHcy=total homocysteine; BMI=Body Mass Index; ICA/bulb-IMT=Internal Carotid Artery/bulb-Intima Media Thickness; CCA-IMT=Common Carotid Artery-Intima Media Thickness; SBP=Systolic Blood Pressure; HDL=High Density Lipoprotein.