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Table 3 Percentage of participants with controlled BP levels (systolic BP <140 mmHg and diastolic BP <90 mmHg) during follow-up in the PREDIMED trial a

From: Effect of the Mediterranean diet on blood pressure in the PREDIMED trial: results from a randomized controlled trial

 

Intervention group

 
 

MedDiet+EVOO

Pvalueb

MedDiet+nuts

Pvalueb

Control

Pvalueb

Pvaluec

Baseline

33.6 (31.7 to 35.5)

31.1 (29.3 to 33.0)

31.1 (29.2 to 33.0)

NA

Year 1

36.2 (34.2 to 38.2)

36.9 (34.8 to 39.0)

37.2 (34.9 to 39.4)

>0.99

Year 2

38.6 (36.5 to 40.7)

40.4 (38.2 to 42.6)

41.4 (38.9 to 43.9)

0.35

Year 3

37.8 (35.7 to 40.0)

39.2 (36.8 to 41.5)

39.0 (36.4 to 41.5)

>0.99

Year 4

39.9 (37.4 to 42.3)

<0.001

41.5 (38.8 to 44.3)

<0.001

42.6 (39.5 to 45.7)

<0.001

0.69

  1. BP, blood pressure; MD+EVOO, Mediterranean diet plus extra virgin olive oil; MD+nuts, Mediterranean diet plus nuts; NA, not applicable.
  2. aAdjusted for center, age, sex and diabetes.
  3. b P-value for within-group changes.
  4. c P-value for between-group changes, after adjustment for multiple comparisons with the Bonferroni method.