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Table 3 Association between life style factors and systolic (SBP) and diastolic (DBP) blood pressure (mm Hg) in girls.

From: Life style related to blood pressure and body weight in adolescence: Cross sectional data from the Young-HUNT study, Norway

   SBP, mm Hg DBP, mm Hg
Variables N Mean (95% CI) P-trend Mean (95% CI) P-trend
Regularity of breakfast*        
   Every day 2539 119.7 119.3–120.1 -- 63.6 63.3–63.8 --
   4–6 days per week 543 119.1 118.2–119.9 -- 63.6 63.0–64.3 --
   1–3 days per week 454 119.6 118.6–120.5 -- 63.8 63.1–64.5 --
   Less than 1 day per week 403 119.8 118.8–120.8 0.95 64.1 63.4–64.8 0.18
Consumption of sweets*        
   Once per day or more 371 117.8 116.7–118.8 -- 63.2 62.5–64.0 --
   Every week, but not every day 2797 119.7 119.3–120.0 -- 63.6 63.3–63.8 --
   Less than once per week 746 120.3 119.6–121.1 <0.001 64.2 63.6–64.7 0.02
Consumption of vegetables*        
   Once per day or more 1531 119.4 118.9–120.0 -- 63.5 63.1–63.9 --
   Every week, but not every day 1825 119.7 119.2–120.2 -- 63.5 63.2–63.9 --
   Less than once per week 561 119.9 119.1–120.8 0.32 64.5 63.9–65.1 0.03
Physical activity*        
   4 days or more per week 889 119.5 118.8–120.1 -- 62.8 62.3–63.3 --
   2–3 days per week 1710 119.5 119.0–120.0 -- 63.5 63.2–63.9 --
   1 day or less per week 1359 119.7 119.2–120.3 0.51 64.3 63.9–64.7 <0.001
Smoking status*        
   Non smokers 3052 119.8 119.4–120.2 -- 63.7 63.5–64.0 --
   Smokers 884 118.8 118.1–119.5 0.01 63.3 62.8–63.8 0.16
  1. *Adjusted for age and height