TABLE 3.

Characteristics of Participants Who Were and Were Not Willing to Pay for Hepatitis B Vaccines and Reasons for Not Willing to Pay

CharacteristicsNot Willing to PayWilling to PayP Value 
Total, n (%)261 (37.7)432 (62.3)
Age, mean (SD), years27.2 (6.8)27.0 (5.0).92
Household monthly income, mean (SD), US$642.8 (550.9)676.2 (548.6).36
Married, n (%)258 (98.9)419 (97.9).35
Living in rural area, n (%)122 (48.8)215 (50.1).74
Having any children, n (%)242 (92.7)399 (92.4).86
Education, n (%)
 ≤ Secondary45 (17.2)49 (11.3).03
 High72 (27.6)143 (33.1)
 Vocational training43 (16.5)94 (21.8)
 University101 (38.7)146 (33.8)
History of hepatitis B vaccine, n (%)10 (3.9)12 (2.8).44
Awareness of hepatitis B vaccine, n (%)239 (91.6)413 (95.6).03
Source of general vaccination information, n (%)
 School20 (7.7)16 (3.7).02
 Television86 (33.0)171 (39.6).08
 Radio or loudspeaker61 (23.4)132 (30.6).04
 Newspapers/magazines57 (21.8)102 (23.6).59
 Internet125 (47.9)251 (58.1)<.01
 Health workers134 (51.3)253 (58.6).06
 Friends and relatives31 (11.9)78 (18.1).03
 Other9 (3.5)20 (4.6).45
History of hepatitis B vaccination, n (%)91 (34.9)158 (36.6).65
Reasons for not being willing to pay
 Not necessary118 (45.2)
 Unaffordable7 (2.7)
 No risk of hepatitis B virus infection48 (18.4)
 Already injected43 (16.5)
 Others45 (17.2)
  • Abbreviation: SD, standard deviation.