Table 3 Within-group differences in primary outcomes at 12 months
NoBaseline12 MonthsDifference* (95% CI)p Value
Mean (SD)Mean (SD)
Home programme
SBP232124.0 (17.3)133.8 (18.3)9.72 (7.4 to 12.1)<0.001
DBP23272.3 (11.2)75.0 (9.8)2.64 (1.3 to 4.0)<0.001
HADS anxiety2127.91 (4.5)6.35 (4.5)−1.56 (−2.07 to −1.05)<0.001
HADS depression2224.85 (3.3)4.61 (4.0)0.24 (−0.23 to 0.71)0.3
Total cholesterol2284.76 (1.28)3.99 (0.90)−0.77 (−0.94 to −0.61)<0.001
HDL cholesterol1921.17 (0.28)1.30 (0.39)0.13 (0.08 to 0.18)<0.001
Smoking, n (%)26394 (35.7%)49 (21.5%)−14.2% (−22.4 to −6.0)<0.001
Centre-based programme
SBP229124.1 (18.8)132.5 (21.5)8.36 (5.8 to 10.96)<0.001
DBP22972.3 (10.5)74.3 (10.7)2.01 (0.54 to 3.5)0.008
HADS anxiety2237.12 (4.14)5.91 (4.4)−1.22 (−1.75 to −0.68)<0.001
HADS depression2244.53 (3.13)4.73 (3.6)0.21 (−0.23 to 0.64)0.4
Total cholesterol2214.83 (1.31)3.90 (0.83)−0.93 (−1.09 to −0.77)<0.001
HDL cholesterol1711.20 (0.34)1.27 (0.34)0.07 (0.04 to 0.11)<0.001
Smoking, n (%)26285 (32.4%)45 (19.5%)12.9% (−20.8 to −5.0)<0.001
  • *Positive result indicates an increase in the mean value from baseline to follow-up.

  • CI, confidence interval; DBP, diastolic blood pressure; HADS, Hospital Anxiety and Depression Scale; HDL, high-density lipoprotein; SBP, systolic blood pressure; SD, standard deviation.