Table 2

Potential factors associated with influenza vaccination among the elderly people in a univariate analysis

UnvaccinatedVaccinatedp ValueOR (95% CI)
Area
 Urban501 (45.9)732 (52.7)Reference
 Rural591 (54.1)657 (47.3)0.0011.314 (1.121 to 1.541)
Education level0.003
 No schooling130 (11.9)123 (8.9)Reference
 Primary324 (29.7)357 (25.7)0.3010.859 (0.643 to 1.146)
 Junior middle school339 (31.0)459 (33.0)0.0130.699 (0.526 to 0.928)
 Senior middle school180 (16.5)252 (18.1)0.0140.676 (0.495 to 0.923)
 Above119 (10.9)198 (14.3)0.0010.569 (0.407 to 0.795)
Perceived self-condition0.014
 Bad170 (12.2)169 (15.5)Reference
 Common688 (49.5)556 (50.9)0.0910.813 (0.639 to 1.034)
 Good531 (38.2)367 (33.6)0.0050.695 (0.541 to 0.894)
Taking exercises
 Rarely654 (47.1)422 (38.6)Reference
 Regularly735 (52.9)670 (61.4)<0.0011.413 (1.203 to 1.660)
Having ILI during the past year
 Yes636 (45.8)512 (46.9)Reference
 No753 (54.2)580 (53.1)0.5860.957 (0.816 to 1.122)
Best measure for preventing influenza
 Vaccine520 (37.4)629 (57.6)Reference
 Other methods (ventilation, exercise, and traditional Chinese medicine)869 (62.6)463 (42.4)<0.0010.440 (0.375 to 0.518)
Aware of peak season of influenza
 Yes1210 (87.1)988 (90.5)Reference
 No179 (12.9)104 (9.5)0.0090.712 (0.551 to 0.919)
Aware of the symptom of influenza
 Yes709 (51.0)625 (57.2)Reference
 No680 (49.0)467 (42.8)0.0020.779 (0.664 to 0.914)
  • Data indicate the number (%) of participants, while the percentages represent constituent ratios. Bivariate logistic regression was used to generate the p values. Number of population interviewed.

  • ILI, influenza-like illness.