Table 2

Rates of reported drug use ever by age, 2001 compared to 2007/08

Age (years)

2001

(%)

2007/08

(%)

Significancea

χ2 , P


< 25

68.5

56.9

5.12, 0.024

25-29

60.2

53.2

1.36, 0.244

30-39

61.5

50.7

3.00, 0.083

40+

27.9

44.7

3.28, 0.070

Total

60.3

52.7

6.08, 0.014


a Chi-square tests were conducted, all with one degree of freedom.

Gripenberg Abdon et al. Substance Abuse Treatment, Prevention, and Policy 2011 6:2   doi:10.1186/1747-597X-6-2

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