Korean Journal of Family Practice

Table. 4.

Characteristics associated with influenza vaccination in high school students

Variable Vaccination odds ratio (95% confidence interval)
Model 1a Model 2b Model 3c
Grade
1 1.466 (1.366–1.574) 1.478 (1.366–1.598) 1.473 (1.362–1.595)
2 1.113 (1.038–1.193) 1.094 (1.010–1.184) 1.089 (1.006–1.180)
3 1 1 1
Economic status
Very high 2.059 (1.698–2.497) 1.962 (1.493–2.578) 2.002 (1.521–2.633)
High 1.880 (1.581–2.237) 1.738 (1.353–2.232) 1.755 (1.366–2.253)
Moderate 1.470 (1.243–1.738) 1.405 (1.104–1.788) 1.429 (1.124–1.818)
Low 1.149 (0.958–1.378) 1.151 (0.892–1.485) 1.166 (0.904–1.503)
Very low 1 1 1
Residential type
With family 1 1 1
With relatives 0.993 (0.742–1.330) 1.311 (0.856–2.007) 1.371 (0.895–2.100)
In dormitory 1.165 (1.037–1.308) 1.166 (1.028–1.322) 1.155 (1.018–1.310)
In nursery 1.310 (0.929–1.848) 0.957 (0.468–1.957) 0.959 (0.466–1.971)
School achievement
Very high 1.220 (1.088–1.367) 1.050 (0.911–1.211) 1.028 (0.889–1.189)
High 1.198 (1.090–1.318) 1.125 (0.997–1.269) 1.104 (0.976–1.250)
Moderate 1.153 (1.052–1.265) 1.129 (1.004–1.269) 1.112 (0.987–1.254)
Low 1.069 (0.972–1.177) 1.130 (0.999–1.277) 1.115 (0.985–1.263)
Very low 1 1 1
Educational level of father
Middle school or lower 0.735 (0.606–0.892) 0.831 (0.664–1.040) 0.851 (0.680–1.064)
High school 0.911 (0.853–0.972) 1.016 (0.938–1.102) 1.021 (0.941–1.106)
University or higher 1 1 1
Educational level of mother
Middle school or lower 0.836 (0.689–1.015) 1.068 (0.863–1.321) 1.081 (0.871–1.342)
High school 0.867 (0.817–0.921) 0.957 (0.891–1.028) 0.965 (0.898–1.038)
University or higher 1 1 1
Experience of part-time job
No 1 1 1
Yes 0.897 (0.840–0.958) 0.973 (0.901–1.051) 1.000 (0.923–1.083)
Weekly allowance (10,000 won)
<1 0.863 (0.802–0.930) 0.893 (0.815–0.978) 0.886 (0.808–0.972)
1–2 0.964 (0.898–1.036) 0.947 (0.875–1.026) 0.947 (0.874–1.027)
2–3 0.953 (0.880–1.031) 0.964 (0.885–1.050) 0.958 (0.880–1.043)
≥3 1 1 1
Ever smoked
No 1 1 1
Yes 0.892 (0.830–0.959) 0.907 (0.829–0.993) 0.909 (0.827–0.998)
Ever drank alcohol
No 1 1 1
Yes 0.909 (0.862–0.959) 0.966 (0.907–1.029) 0.980 (0.918–1.045)
Physical activity
Non-optimal intensity 1 1 1
Optimal intensity 1.266 (1.110–1.444) 1.302 (1.120–1.514) 1.313 (1.129–1.526)
Asthma
No 1 1 1
Yes 1.237 (1.131–1.353) 1.196 (1.079–1.325) 1.123 (1.011–1.247)
Allergic rhinitis
No 1 1 1
Yes 1.338 (1.270–1.410) 1.335 (1.257–1.417) 1.341 (1.263–1.425)

aUnadjusted. bAdjusted by gender, grade, socioeconomic status (city type, house income, parents’ education level, weekly allowance, experience of part-time job, school achievement). cAdjusted by gender, grade, socioeconomic status (city type, house income, parents’ education level, weekly allowance, experience of part-time job, school achievement), health behavior (smoking, alcohol drinking, physical activity), medical history (asthma, allergic rhinitis, atopic dermatitis).

Korean J Fam Pract 2021;11:263~271 https://doi.org/10.21215/kjfp.2021.11.4.263
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