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Table 4 Age-specific prevalence of grouped HPV types by histology grade

From: Pre-vaccination type-specific HPV prevalence in confirmed cervical high grade lesions in the Māori and non-Māori populations in New Zealand

  

CIN 2 (N = 229)

CIN 3 (N = 189)

CIN 2/3 combined (N = 418)

  

Māori

Non-Māori

X2 testb

Māori

Non-Māori

X2 testb

Māori

Non-Māori

X2 testb

HR HPV

Age group

Na

% (95 % CI)

Na

% (95 % CI)

P value

Na

% (95 % CI)

Na

% (95 % CI)

P value

Na

% (95 % CI)

Na

% (95 % CI)

P value

HPV 16 (any)

20–29

43

49 (33–65)

67

55 (43–67)

0.51

34

62 (44–78)

58

71 (57–82)

0.38

77

55 (43–66)

125

62 (53–71)

0.27

 

30–39

21

52 (30–74)

54

48 (34–62)

0.74

27

52 (32–71)

41

56 (40–72)

0.73

48

52 (37–67)

95

52 (41–62)

0.95

 

40–69

16

63 (35–85)

28

43 (24–63)

0.21

8

50 (16–84)

21

33 (15–57)

0.41

24

58 (37–78)

49

39 (25–54)

0.11

 

Test for trend c

P = 0.37

P = 0.26

–

P = 0.56

P = 0.01

–

P = 0.75

P = 0.01

–

HPV 16 and/or

20–29

43

51 (35–67)

67

63 (50–74)

0.49

34

65 (46–80)

58

79 (67–89)

0.12

77

57 (45–68)

125

70 (62–78)

0.16

18 (any)

30–39

21

62 (38–82)

54

57 (43–71)

0.05

27

63 (42–81)

41

59 (42–74)

0.88

48

63 (47–76)

95

58 (47–68)

0.21

 

40–69

16

75 (48–93)

28

46 (28–66)

0.17

8

75 (35–97)

21

52 (30–74)

0.46

24

75 (53–90)

49

49 (34–64)

0.08

 

Test for trend c

P = 0.09

P = 0.17

–

P = 0.51

P = 0.05

–

P = 0.09

P = 0.02

–

OHR without

20–29

43

47 (31–62)

67

34 (23–47)

0.40

34

35 (20–54)

58

21 (11–33)

0.12

77

42 (30–53)

125

28 (20–37)

0.12

HPV 16/18

30–39

21

29 (11–52)

54

43 (29–57)

0.05

27

26 (11–46)

41

32 (18–48)

0.88

48

27 (15–42)

95

38 (28–48)

0.21

 

40–69

16

25 (7–52)

28

50 (31–69)

0.17

8

25 (3–65)

21

33 (15–57)

0.55

24

25 (10–47)

49

43 (29–58)

0.11

 

Test for trend c

P = 0.09

P = 0.12

–

P = 0.51

P = 0.1

–

P = 0.09

P = 0.02

–

  1. HR high risk, OHR Other high risk, excluding HPV 16 or 18; any – regardless of co-infection with other HPV types
  2. HR HPV includes infection with either type 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59 or 68
  3. aTotal number of women at each age group by ethnicity (i.e., including women HPV negative)
  4. bChi-square test for difference between Māori and non-Māori women in the age-specific prevalence of grouped HPV types
  5. cTest for trend across each level of age group
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BMC Infectious Diseases

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