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. 2020 Oct 11;58(2):121–127. doi: 10.29399/npa.24856

Table 3.

Prevalences of tobacco, alcohol and substance use

Camp District Crude Odd’s Ration (CIa) p
(n=4040) % * n=2001) % *
Tobacco Never used 3138 77.7 1.331 66.5*** 1.75 (1.55–1.97) <0.001**
Life Time 902 22.3*** 670 33.5 1.75 (1.55–1.97) <0.001**
–Last 12 months 863 20.7*** 632 31.1 1.42 (1.26–1.61) <0.001**
–Last 30 days 860 20.6 *** 624 30.7 1.67 (1.48–1.89) <0.001**
Alcohol Never used 4031 99.8 1931 96.5*** 16.23 (8.09–32.57) <0.001**
Life Time 9 0.2*** 70 3.5 16.23 (8.09–32.57) <0.001**
–Last 12 months 4 0.1*** 39 1.9 20.05 (7.15–56.20) <0.001**
–Last 30 days 4 0.1 *** 24 1.2 12.24 (4.24–35.35) <0.001**
Substance Life Time 105 2.6*** 87 4.3 1.70 (1.27–2.27) <0.001**
*

Column percentage of all participants.

**

Pearson Chi-Square.

***

Reference category. a Confidence interval.