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Table 1 Descriptive statistics of the NDNS sample

From: Beverage consumption habits “24/7” among British adults: association with total water intake and energy intake

  Male Female Total
   Count 766 958 1724
Age group
  <35y % 32% 33% 32%
  35 < 50y % 39% 38% 39%
  50y+ % 29% 29% 29%
Social class
  non-manual % 53% 68% 61%
  manual % 47% 32% 39%
Smoking habit
  non-smoker % 69% 67% 68%
  smoker % 31% 33% 32%
On a diet to lose weight
  No % 89% 75% 81%
  yes % 12% 25% 19%
Weight (kg)   Mean 84 69 76
   SE 1 1 0
Height (cm)   Mean 176 162 168
   SE 0.3 0.2 0.2
BMI - kg/m2   Mean 27.2 26.5 26.8
   SE 0.2 0.2 0.1
BMI class: normal, overweight or obese
  normal weight % 32% 46% 40%
  overweight % 44% 33% 38%
  obese % 24% 21% 22%