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Table 1 Characteristics of 417 studied preschool children

From: Seaweed intake and blood pressure levels in healthy pre-school Japanese children

  Boys Girls
n 223 194
Age (years)a 5.14 (0.89) 5.12 (0.89)
Height (cm)a 106.9 (7.1) 106.6 (7.3)
Weight (kg)a 17.5 (2.6) 17.3 (2.6)
BMI (kg/m2)a 15.2 (1.3) 15.2 (1.5)
SBP (mmHg)a 98.7 (13.0) 99.5 (12.4)
DBP (mmHg)a 60.6 (11.1) 62.2 (11.8)
Pulse (beat/min)a 93.6 (15.4) 96.5 (13.6)
Diet     
   Total energy intake (kcal/day)b 1446 (1411, 1483) 1337 (1304, 1372)
   Salt intake (g/day)b 5.98 (5.77, 6.19) 5.74 (5.53, 5.96)
   Salt intake (g/1000kcal)b 4.13 (4.02, 4.23) 4.28 (4.17, 4.40)
   Seaweed intake (g/day)b 0.67 (0.58, 0.78) 0.76 (0.64, 0.89)
   Seaweed intake (g/1000kcal)b 0.49 (0.42, 0.56) 0.58 (0.49, 0.68)
  1. amean (SD); bgeometrical mean and 95% confidence interval
  2. SBP, systolic blood pressure; DBP, diastolic blood pressure; SD, standard deviation