Table 1

Descriptive statistics of whether elderly individuals had influenza vaccination for seasons 2008/2009–2010/2011

 Season 2008/2009Season 2009/2010Season 2010/2011
UnvaccinatedVaccinatedp ValueUnvaccinatedVaccinatedp ValueUnvaccinatedVaccinatedp Value
Area
 Urban591387 (39.6)0.039613507 (45.3)<0.001732501 (40.6)<0.001
 Rural548434 (44.2)521584 (52.9)657591 (47.4)
Gender
 Male572390 (40.5)0.252568526 (48.1)0.396688512 (42.7)0.196
 Female567431 (43.2)566565 (50.0)701580 (45.3)
Education level
 No schooling117104 (47.1)0.230106131 (55.3)0.026123130 (51.4)0.003
 Primary312236 (43.1)294323 (52.4)357324 (47.6)
 Junior middle school353249 (41.4)365334 (47.8)459339 (42.5)
 Senior middle school211126 (37.4)211174 (45.2)252180 (41.7)
 Above146106 (42.1)158129 (44.9)198119 (37.5)
Total1139821 (41.9)11341091 (49.0)13891092 (44.0)
  • Data indicate the number (%) of participants, while the percentages represent the vaccination rate for each item.