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Table 2 Data regarding primary outcome measures, (Mean ± SD), collected at baseline and at subsequent visits at 3, 9 and 15 months

From: Effectiveness of motivational interviewing and physical activity on prescription on leisure exercise time in subjects suffering from mild to moderate hypertension

  Baseline 3 months 9 months 15 months Mean difference Baseline-15 months p-value
Leisure exercise time (Minutes physical activity/week < 60 195 ± 96*** 251 ± 149*** 300 ± 165**   < 0.001***
Blood pressure(mm Hg)       
   Systolic blood pressure 147.4 ± 7.8 141.7 ± 9.8*** 136.6 ± 8.3*** 132.9 ± 6.7** -14.5 ± 8.3 < 0.001***
   Diastolic blood pressure 84.8 ± 8.4 83.8 ± 7.6 79.7 ± 6.6*** 79.7 ± 6.4** -5.1 ± 5.8) < 0.001***
Heart rate (b/min) 67.3 ± 10.7 64.1 ± 10.5* 63.2 ± 6.8* 62.4 ± 6.2* -4.9 ± 8.7 0.003**
Weight (kg) 89.7 ± 14.1 89.3 ± 14.0 89.0 ± 14.2 88.4 ± 13.6* -1.2 ± 3.4 0.048*
BMI (kg/m2) 32.0 ± 4.8 31.8 ± 4.9 31.7 ± 5.0 31.4 ± 4.8* -0.6 ± 1.2 0.001**
Waist circumference (cm) 103.2 ± 11.3 100.8 ± 11.0* 100.4 ± 10.0* 99.7 ± 10.3* -3.5 ± 4.1 < 0.001***
Lipid status (mmol/l)       
   Cholesterol 6.1 ± 1.0 6.1 ± 1.3 5.8 ± 0.9* 5.7 ± 0.9* -0.4 ± 1.0 0.02*
   High density lipoprotein cholesterol 1.5 ± 0.3 1.5 ± 0.3 1.4 ± 0.3 1.4 ± 0.4   0.6
   Low density lipoprotein cholesterol 3.7 ± 0.9 3.7 ± 1.1 3.4 ± 0.9 3.4 ± 0.9   0.6
   Triglycerides 1.9 ± 0.8 1.9 ± 0.9 1.8 ± 0.9 1.8 ± 0.8   0.7
   Plasma glucose 5.4 ± 0.8 5.6 ± 1.2 5.6 ± 1.0 5.6 ± 1.1   0.35
   HbA1c (%) 4.7 ± 0.6 4.7 ± 0.7 4.7 ± 0.6 4.8 ± 0.6   0.18
Maximal oxygen uptake (VO2 max)       Dependent sample t-test
   lit/min 2.0 ± 0.4 Not measured Not measured 2.2 ± 0.5 0.23 ± 0.34 0.001**
   ml/kg 22.6 ± 4.4 Not measured Not measured 25.6 ± 5.6 2.94 ± 3.8 < 0.001***
  1. *p < 0.05, **p < 0.01, ***p < 0.001.
  2. The * at the follow up values refers to the post hoc test (contrasts) where follow up at 3, 9 and 15 months was compared with baseline. The p-value and * in the last column refers to the significance test of the R-ANOVA model or from dependent samples t-test when mentioned.