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Table 2 Knowledge of mothers and adolescent daughters on HPV and the HPV vaccine (N = 170 dyads)

From: Facilitators and barriers to the acceptance of human papillomavirus (HPV) vaccination among adolescent girls: a comparison between mothers and their adolescent daughters in Hong Kong

Knowledge (correct answer) on HPV and the HPV vaccine

Mothers

(n = 170)

Daughters

(n = 170)

χ2

p value

n

(%)

n

(%)

Symptoms of HPV infection

 Sores on the vagina that do not heal are one of the symptoms of HPV infection

99

58.2

72

42.4

7.502

0.006**

 Warts that sometimes itch or bleed are one of the symptoms of HPV infection

85

50.0

83

48.8

0.012

0.914

 Most cell changes can revert to normal and HPV infection can be cleared by bodily immunity

51

30.0

39

22.9

2.304

0.129

 Persistent HPV infections can cause pre-cancer (dysplasia) and cervical cancer

115

67.6

126

74.1

1.586

0.208

Transmission of HPV

 HPV can be transmitted through sexual intercourse

116

68.2

129

75.9

2.008

0.157

 Having sex with multiple sexual partners increases the risk of HPV infection

128

75.3

132

77.6

0.401

0.527

 Having sex before the age of 16 increases the risk of HPV infection

105

61.8

84

49.4

5.739

0.017*

HPV vaccine and cures

 Currently, there is a way to eliminate the HPV virus (false)

67

39.4

90

52.9

7.184

0.007**

 HPV can be cured with antibiotics (false)

92

54.1

119

70.0

10.756

0.001**

 There is a vaccine that can protect women against cervical cancer

134

78.8

144

84.7

1.415

0.234

 It is not necessary to have regular Pap smear tests after having received the HPV vaccine (false)

124

72.9

139

81.8

3.575

0.059

  1. Individual items may or may not add up to the total due to some missing data
  2. p ≤ 0.05; ** p ≤ 0.01