Public Concern about the Sale of High-Caffeine Drinks to Children 12 Years or Younger: An Australian Regulatory Perspective

Table 3

Prevalence of how concerned participants are about the sale of high-caffeine drinks to children 12 years or younger, NMSS, 2009 and 2012.

	Total	2009	2012	value
	%	% [95% CI]	% [95% CI]
Original categories ()				.008
Not very concerned	5.3 [4.0, 7.1]	6.3 [4.4, 8.9]	3.5 [2.1, 5.7]
Somewhat concerned	5.9 [4.5, 7.9]	6.1 [4.3, 8.4]	5.7 [3.3, 9.7]
Neither unconcerned or concerned	2.9 [2.1, 4.0]	3.4 [2.3, 5.0]	2.0 [1.2, 3.4]
Quite concerned	14.9 [12.9, 17.1]	17.1 [14.4, 20.2]	10.8 [8.2, 13.9]
Very concerned	70.3 [67.7, 72.9]	66.5 [63.0, 69.8]	77.4 [73.0, 81.3]
Do not know	0.6 [0.3, 1.1]	0.6 [0.3, 1.4]	0.5 [0.2, 1.4]
Combined categories ()				.003
Not very concerned	5.5 [4.1, 7.3]	6.6 [4.6, 9.3]	3.6 [2.2, 5.8]
Somewhat/quite concerned	21.7 [19.2, 24.3]	24.2 [21.0, 27.7]	17.1 [13.4, 21.5]
Very concerned	72.8 [70.2, 75.4]	69.3 [65.7, 72.6]	79.4 [74.8, 83.3]

Excluded participants who said “neither unconcerned or concerned” and “don’t know.”
p values were derived from a survey design-based Pearson chi square test.