Table 4.

Viral load (number of HPV genome copies per cell) at initial infection and reinfection with a new or a different type

Viral load measureInitial infection (N = 779)*Reinfection
with the same type (N = 19)with a different type (N = 153)
Geometric mean (95% CI)1.8 (1.5–2.1)0.9 (0.4–1.9)1.5 (1.0–2.1)
Median (interquartile range)0.5 (0.5–3.0)0.5 (0.5–0.5)0.5 (0.5–1.0)
Range0.5–29,1950.5–2420.5–6,267

NOTE: Ludwig-McGill cohort, Brazilian women (1993–2004).

  • *Number of women.