Table 2

Descriptive statistics for changes in metabolic risk factors across baseline and 3-year, 4-year and 5-year follow-ups

Risk factorBaseline (T0)3-Year follow-up (T3)4-Year follow-up (T4)5-Year follow-up (T5)
Serum total cholesterol (mg/dL) (N=6089)
 Mean (SD)187.6 (37.9)197.6 (37.7)196.2 (38.2)207.3 (40.2)
 Mean (SE) Δ change from T0+10.0 (0.4)+8.5 (0.4)+19.7 (0.4)
 95% CI for Δ change(9.0 to 11.0)***(7.5 to 9.6)***(18.6 to 20.8)***
Fasting plasma glucose (mg/dL) (N=6240)
 Mean (SD)87.4 (20.3)90.7 (23.7)91.7 (24.4)94.4 (27.7)
 Mean (SE) Δ change from T0+3.4 (0.3)+4.4 (0.3)+7.1 (0.3)
 95% CI for Δ change(2.7 to 4.1)***(3.6 to 5.1)***(6.3 to 7.9)***
Systolic blood pressure (mm Hg) (N=6684)
 Mean (SD)114.1 (13.3)118.0 (14.6)121.1 (15.6)123.9 (16.3)
 Mean (SE) Δ change from T0+3.9 (0.2)+7.0 (0.2)+9.8 (0.2)
 95% CI for Δ change(3.3 to 4.4)***(6.4 to 7.5)***(9.2 to 10.3)***
Diastolic blood pressure (mm Hg) (N=6380)
 Mean (SD)75.0 (9.5)76.4 (10.6)79.3 (10.9)81.0 (11.2)
 Mean (SE) Δ change from T0+1.4 (0.1)+4.3 (0.2)+6.0 (0.2)
 95% CI for Δ change(1.0 to 1.8)***(3.9 to 4.7)***(5.6 to 6.4)***
Body mass index (kg/m2) (N=6384)
 Mean (SD)24.7 (3.7)25.1 (3.6)25.4 (3.7)25.8 (3.7)
 Mean (SE) Δ change from T0+0.4 (0.03)+0.7 (0.03)+1.1 (0.03)
 95% CI for Δ change(0.3 to 0.4)***(0.6 to 0.8)***(1.0 to 1.2)***
  • p Values are based on one-way repeated measures analysis of variance analyses.

  • *p<0.05, **p<0.01, ***p<0.001.