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Table 3 Nested logistic regression model of determinants of HB vaccinate intention among migrant workers in Tianjin

From: The association between protection motivation and hepatitis b vaccination intention among migrant workers in Tianjin, China: a cross-sectional study

Variables Model 1 Model 2 Model 3
OR 95%CI P OR 95%CI P OR 95%CI P
Gender
 Male 1.0    1.0    1.0   
 Female 0.84 0.53–1.34 0.463 0.80 0.49–1.28 0.345 0.71 0.43–1.18 0.191
Age
 16–35 1.0    1.0    1.0   
 35–45 0.44 0.21–0.90 0.025 0.38 0.18–0.80 0.011 0.28 0.12–0.63 0.002
 45–65 0.36 0.18–0.72 0.004 0.33 0.16–0.68 0.003 0.35 0.16–0.77 0.009
Education level
 low 1.0    1.0    1.0   
 Medium 0.73 0.34–1.59 0.428 0.65 0.27–1.56 0.330 0.56 0.22–1.42 0.225
 High 1.21 0.66–2.23 0.536 1.26 0.65–2.43 0.492 1.23 0.62–2.48 0.554
Marital status 1.81 0.93–3.54 0.080 2.29 1.10–4.80 0.028 3.17 1.44–6.98 0.004
Self-rated health
 Poor 1.0    1.0    1.0   
 Medium 1.01 0.57–1.79 0.962 1.20 0.66–2.19 0.553 1.78 0.91–3.46 0.090
 Good 1.88 1.00–3.54 0.052 2.17 1.10–4.25 0.025 3.37 1.61–7.09 0.001
Income group
 Low 1.0    1.0    1.0   
 Medium 0.63 0.35–1.14 0.129 0.60 0.33–1.12 0.107 0.65 0.34–1.24 0.191
 High 1.21 0.70–2.10 0.497 1.41 0.80–2.48 0.236 1.26 0.68–2.34 0.466
Migrant location
 Tianjin migrant     1.0    1.0   
 Non-tianjin migrant     2.55 1.15–5.65 0.021 3.31 1.37–7.99 0.008
Migrant accompanied
 Yes     1.37 0.79–2.38 0.264 1.27 0.71–2.28 0.428
 No     1.0    1.0   
Industry
 Manufacturing     0.61 0.32–1.17 0.137 0.68 0.34–1.38 0.287
 Retail     1.0    1.0   
 Service     1.11 0.56–2.19 0.760 1.26 0.62–2.58 0.521
Severity
 Low        1.0   
 High        2.15 1.25–3.71 0.006
Vulnerability
 Low        1.0   
 High        1.07 0.64–1.78 0.809
Response efficacy
 Low        1.0   
 High        0.86 0.50–1.46 0.565
Self-efficacy
 Low        1.0   
 High        2.75 1.62–4.66 0.000
Response costs
 Low        1.0   
 High        0.50 0.29–0.83 0.008
Pseudo R2 0.050 0.074 0.146
P 0.011 0.002 0.000
-2LL 438.56 427.48 394.21
  1. Odds ratios 95% CI and p value are shown