Table 3

Outcomes at 1st and 2nd follow-ups by group
Blood Pressure
 Mean
 Mean difference (95% CI)
 P value








Intervention
 Control

Systolic BP (mm Hg)
 1st follow-up
 128.10
 138.62
 10.52 (7.75–13.28)
 <0.001


2nd follow-up
 130.57
 140.72
 10.15 (7.25–13.05)
 <0.001
Diastolic BP (mm Hg)
 1st follow-up
 80.40
 88.25
 7.85 (5.98–9.72)
 <0.001


2nd follow-up
 81.67
 89.96
 8.29 (6.71–9.88)
 <0.001
Total cholesterol (mmol/L)
 1st follow-up
 4.99
 5.43
 0.45 (0.24–0.65)
 <0.001


2nd follow-up
 5.14
 5.42
 0.28 (0.06–0.49)
 0.013
Urine Na/K ratio
 1st follow-up
 0.67
 0.60
 0.07 (-0.26–0.11)
 0.445


2nd follow-up
 0.70
 0.52
 0.19 (-0.03–0.41)
 0.094
Waist circumference (cm)
 1st follow-up
 81.95
 85.07
 3.12 (2.36–3.89)
 <0.001


2nd follow-up
 82.80
 85.17
 2.37 (1.56–3.18)
 <0.001
Body mass index (BMI)
 1st follow-up
 24.39
 24.72
 0.33 (0.06–0.60)
 0.016


2nd follow-up
 24.43
 24.74
 0.31 (0.00–0.62)
 0.048
Physical activity
 1st follow-up
 Sitting total minutes/week
 1238.35
 1757.01
 518.65 (374.46–662.85)
 <0.001


Total physical activity (MET-minutes/week)
 4572.94
 3475.49
 1097.45 (900.81–1294.10)
 <0.001

2nd follow-up
 Sitting total minutes/week
 1531.25
 1844.42
 313.18 (143.94–482.42)
 <0.001


Total physical activity (MET-minutes/week)
 4259.58
 3239.43
 1020.15 (786.24–1254.06)
 <0.001
Diet (daily intake)
 1st follow-up
 Red meat (g)
 59.10
 57.63
 1.47 (-2.47–5.41)
 0.462


Vegetables (g)
 325.20
 320.96
 4.24 (-2.21–10.69)
 0.196


Fruits (g)
 160.09
 163.44
 3.35 (-2.70–9.40)
 0.276

2nd follow-up
 Red meat (g)
 60.45
 58.72
 1.74 (-3.59–7.07)
 0.520


Vegetables (g)
 315.78
 309.70
 6.09 (-3.74–15.91)
 0.223


Fruits (g)
 155.69
 161.33
 5.64 (-2.97–14.24)
 0.197
HRQOL SF12
 1st follow-up
 Physical
 47.72
 43.44
 4.28 (1.85–6.71)
 0.001


Mental
 56.48
 52.66
 3.83 (1.97–5.68)
 <0.001

2nd follow-up
 Physical
 47.25
 44.19
 3.06 (0.72–5.40)
 0.011


Mental
 54.88
 52.80
 2.08 (0.12–4.04)
 0.038

Xue et al. BMC Cardiovascular Disorders 2008 8:10   doi:10.1186/1471-2261-8-10