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Table 4 Odds ratios for associations between persistent HPV infection at visit (t) and viral load at visit (t-1) estimated via GEE models

From: Human papillomavirus (HPV) types 16, 18, 31, 45 DNA loads and HPV-16 integration in persistent and transient infections in young women

   

OR and 95% CI

HPV type

Viral load tertile

No. of Events/No. Eligible cases

Crude

Adjusted*

16

First

29/54

1.0

1.0

 

Second

42/54

2.97 (1.25-7.03)

2.88 (1.22-6.87)

 

Third

40/54

2.47 (1.15-5.32)

2.45 (1.14-5.26)

18

First

7/21

1.0

1.0

 

Second

13/21

5.24 (0.65-42.52)

4.33 (0.80-23.61)

 

Third

17/21

10.23 (1.39-75.41)

11.33 (1.90-67.59)

31

First

14/18

1.0

1.0

 

Second

13/18

0.73 (0.13-4.00)

0.77 (0.15-3.80)

 

Third

8/18

0.22 (0.04-1.28)

0.24 (0.05-1.28)

45

First

5/9

1.0

1.0

 

Second

4/10

0.66 (0.05-7.99)

0.46 (0.04-5.02)

 

Third

5/8

1.97 (0.12-32.16)

0.92 (0.06-14.02)

  1. Events are considered as HPV infections with the stated type at visits at times t = 2, 3, 4, and 5 as a function of viral load determined at the preceding visit.
  2. *Adjusted for age and number of lifetime sexual partners