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Table 1 The consumption of tap and bottled water (ml/d) by children in the NDNS sample (n = 845) by age group, gender, and socio-demographic group. The data are means and standard deviations (Std)

From: Water and beverage consumption patterns among 4 to 13-year-old children in the United Kingdom

 

Water (Tap + Bottled)

Tap water

Bottled water

N

Mean

Std1

Mean

Std1

Mean

Std1

All

845

257.6

275.7

215.9

259.8

41.7

116.2

Age (years)

 4–8

436

241.0

245.4

212.4

228.0

28.6

94.9

 9–13

409

273.7

304.0

219.3

290.1

54.4

134.0

  

0.1061

0.7018

0.0041

Gender

 Boys

430

233.7

247.6

192.8

229.5

40.9

118.0

 Girls

415

282.7

300.3

240.1

286.0

42.5

114.4

  

0.0284

0.0275

0.8543

Quartiles of IUC2

 Q1 (poorer)

148

177.1

193

145.8

175.9

31.3

97.0

 Q2

186

260.7

282.6

208.7

249.9

52.0

135.6

 Q3

215

272.6

256.4

240.0

251.5

32.6

96.6

 Q4 (richer)

197

318.9

331.8

266.5

319.4

52.4

125.6

  

<0.0001 a

<0.0001 a

0.2319

Season

 Winter

230

241.8

224.8

208.8

212.7

33.0

92.6

 Spring

233

286.7

308.2

234.0

280.0

52.8

138.8

 Summer

207

242.0

238.2

194.7

225.1

47.3

119.1

 Fall

175

254.3

326.3

223.9

319.5

30.4

105.9

  

0.3518

0.4019

0.119

BMI

Under/normal

607

261.0

282.4

221.2

268.9

39.8

112.3

Overweight/obese

204

251.8

250.9

208.6

236.1

43.2

116.5

  

0.6973

0.5803

0.7080

Ethnic group

 White

723

247.1

270.4

205.0

254.7

42.1

118.1

 Non white

122

310.7

299.7

271.1

281.6

39.6

104.5

  

0.0276

0.0123

0.8156

Region

 England: North

201

234.4

233.5

178.2

208.4

56.2

137.4

 England: Central/Midlands

142

207.3

240.1

184.4

229.0

22.9

88.8

 England: South (incl. London)

355

303.6

317.4

264.2

305.0

39.4

112.0

 Scotland,Wales, Northern Ireland

147

210.9

232.2

165.8

206.9

45.1

115.9

  

0.0016 bc

0.0003 bd

0.0872

  1. aSignificant two by two differences: Q3 vs Q1; Q4 vs Q1
  2. bSignificant two by two differences: England South vs Scotland, Wales, Northern Ireland
  3. cSignificant two by two differences: England Central vs England South
  4. dSignificant two by two differences: England North vs England South
  5. 1Std: Standard Deviation
  6. 2IUC: Income per Consumption Unit
  7. Comparisons between two means were either significant (bold) or not