Table 3

Multivariate logistic regression analysis and prevalence of male and female opium users across various sociodemographic variables with multivariate rate ratios and 95% confidence interval
Variables Male Female
N Opium user (%) MRR 95% CI N Opium user (%) MRR 95% CI
Age (years)
 15–34 1054 4.8 1 (Ref.) 956 0.6 1 (Ref.)
 35–54 471 16.8 3.9f 2.7 5.7 457 3.5 2.7 0.98.2
 ≥ 55 270 22.6 5.7f 3.9 8.6 213 5.6 4.3e 1.1 16.8
Education
 Illiterate 710 14.6 1.2 0.43.4 1135 2.6 0.9 0.33.4
 Literate - - - - 491 0.8 1 (Ref.)
 Primary 371 12.7 1.5 0.54.2 - - - -
 Middle 586 6 1.1 0.42.9 - - - -
 Secondary or above 128 3.9 1 (Ref.) - - - -
Occupation
 Unemployed 476 0.6 1 (Ref.) 252 - - -
 Self employed 1149 15.3 8.7f 2.5 30.3 - - - -
 Employed 170 7.1 4.1e 1.1 15.9 412 1.9 1 (Ref.)
 Housewife - - - - 962 2.7 1.4 0.6-3.1
Ethnic group
 Tangsa 1402 7.8 1 (Ref.) 1313 0.5 1 (Ref.)
 Tutsa 105 8.6 0.9 0.41.9 65 - -
 Singpho 214 23.8 4.2f 2.1 8.4 190 13.2 28.3f 12.0 66.4
 Khamti 74 28.4 6.6f 2.9 15.2 58 3.4 6.7f 1.4 32.8
Marital status
 Unmarried 762 2.2 1 (Ref.) 489 - - -
 Married 966 15.8 3.2f 1.7 6.2 974 2.7 1 (Ref.)
 Widower/widow 67 31.3 5.4f 2.2 13.5 163 4.9 5.2f 3.0 9.1
Religion
 Christian 386 2.9 1 (Ref.) 356 - -
 Buddhist 438 19.2 2.8e 1.2 6.5 393 6.9 10.1f 3.9 26.5
 Hindu 746 7.8 3.3f 1.7 6.4 691 0.7 1 (Ref.)
 Indigenous 225 16.9 8.3f 4.3 8.1 186 1.1 1.5 0.37.8
Household size
 2–3 (Small) 312 13.1 1.3 0.82.1 326 1.2 0.7 0.22.3
 4–6 (Medium) 809 12.7 1.5e 1.1 2.3 727 2.8 1.6 0.73.4
 ≥ 7 (Large) 674 7 1 (Ref.) 573 1.8 1 (Ref.)
Total 1795 10.6 1626 2.1

MRR Multivariate rate ratios; CI Confidence interval; e: p < 0.05; f: p < 0.01; Ref. Reference category.

Chaturvedi et al.

Chaturvedi et al. BMC Public Health 2013 13:325   doi:10.1186/1471-2458-13-325

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