## Table 3 |
|||||||

Longitudinal changes in proportion of beverage consumers |
|||||||

Time 1 |
Time 2 |
p‡ |
|||||

Consumers |
Consumers |
||||||

Age at time 1 |
Total n |
n |
(%) |
n |
(%) |
||

Sweet drinks (total) |
All | 1604 | 1232 | (76.8) | 1145 | (71.4) | <0.00001 |

4 to <6 years | 169 | 125 | (74.0) | 112 | (66.3) | 0.06 | |

6 to <8 years | 214 | 157 | (73.4) | 140 | (65.4) | 0.04 | |

8 to <10 years | 278 | 221 | (79.5) | 215 | (77.3) | 0.53 | |

10 to <12 years | 184 | 146 | (79.4) | 141 | (76.6) | 0.54 | |

12 to <14 years | 309 | 248 | (80.3) | 233 | (75.4) | 0.12 | |

14 to <16 years | 277 | 206 | (74.4) | 188 | (67.9) | 0.06 | |

16 to <18 years | 173 | 129 | (74.6) | 116 | (67.1) | 0.09 | |

p § | 0.28 | 0.004 | |||||

Fruit juice/cordial |
All | 1604 | 1106 | (69.0) | 1017 | (63.4) | 0.0001 |

4 to <6 years | 169 | 111 | (65.7) | 102 | (60.4) | 0.26 | |

6 to <8 years | 214 | 145 | (67.8) | 123 | (57.5) | 0.02 | |

8 to <10 years | 278 | 199 | (71.6) | 192 | (69.1) | 0.49 | |

10 to <12 years | 184 | 129 | (70.1) | 127 | (69.0) | 0.89 | |

12 to <14 years | 309 | 222 | (71.8) | 201 | (65.1) | 0.05 | |

14 to <16 years | 277 | 183 | (66.1) | 167 | (60.3) | 0.11 | |

16 to <18 years | 173 | 117 | (67.6) | 105 | (60.7) | 0.13 | |

p § | 0.62 | 0.06 | |||||

Soft drink |
All | 1604 | 532 | (33.2) | 442 | (27.6) | 0.0001 |

4 to <6 years | 169 | 36 | (21.3) | 23 | (13.6) | 0.04 | |

6 to <8 years | 214 | 42 | (19.6) | 47 | (22.0) | 0.59 | |

8 to <10 years | 278 | 80 | (28.8) | 69 | (24.8) | 0.27 | |

10 to <12 years | 184 | 52 | (28.3) | 48 | (26.1) | 0.70 | |

12 to <14 years | 309 | 153 | (49.5) | 124 | (40.1) | 0.009 | |

14 to <16 years | 277 | 102 | (36.8) | 77 | (27.8) | 0.09 | |

16 to <18 years | 173 | 67 | (38.7) | 54 | (31.2) | 0.12 | |

p § | <0.0001 | <0.0001 |

‡ P-value for the difference between the proportion of consumers between time 1 and time 2, tested by McNemar’s test.

§ P-value for the difference in the proportion of consumers between age groups, tested by Chi-squared test.

Intake of sweet drinks, fruit juice/cordial and soft drinks (yesterday or last school day) by baseline age groups at time 1 and time 2 presented as percentage consumers.

Jensen * et al.*

Jensen * et al.* *BMC Public Health* 2012 **12**:771 doi:10.1186/1471-2458-12-771