Table 4

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

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)


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.

*Adjusted for age and number of lifetime sexual partners

Ramanakumar et al. BMC Infectious Diseases 2010 10:326   doi:10.1186/1471-2334-10-326

Open Data