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. 2015 Aug 26;17(8):e209. doi: 10.2196/jmir.4548

Table 2.

Prevalence of using the Internet as a source to obtain nutrition and dietary information, the Nutrition Monitoring Survey Series, Western Australia, 1995-2012.

Variable No, % (95% CI)a Yes, % (95% CI)a P b
Survey year

<.001

1995 99.83 (98.84, 99.98) 0.17 (0.02, 1.16)

1998 99.43 (98.78, 99.73) 0.57 (0.27, 1.22)

2001 99.84 (98.89, 99.98) 0.16 (0.02, 1.11)

2004 90.86 (88.62, 92.70) 9.14 (7.30, 11.38)

2009 77.09 (73.95, 79.96) 22.91 (20.04, 26.05)

2012 66.27 (63.23, 69.18) 33.73 (30.82, 36.77)
Gender

<.001

Female 80.36 (78.51, 82.09) 19.64 (17.91, 21.49)

Male 85.80 (83.95, 87.47) 14.20 (12.53, 16.05)
Age group (years)

.21

18-24 79.92 (74.69, 84.30) 20.08 (15.70, 25.31)

25-34 83.93 (81.01, 86.47) 16.07 (13.53, 18.99)

35-44 83.22 (81.04, 85.19) 16.78 (14.81, 18.96)

45-54 82.89 (80.51, 85.04) 17.11 (14.96, 19.49)

55-64 85.14 (82.70, 87.29) 14.86 (12.71, 17.30)
Total 83.13 (81.83, 84.35) 16.87 (15.65, 18.17)

a Percentages were weighted for probability of sample selection and adjusted by age, sex, and geographic area to the 2011 Estimated Resident Population of Western Australia.

b P values were derived from survey design–based Pearson chi-square test.