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. Author manuscript; available in PMC: 2012 Mar 3.

Published in final edited form as: Vaccine. 2011 Jan 15;29(11):2011–2014. doi: 10.1016/j.vaccine.2011.01.001

Table 3.

Evaluation of HPV Cross-Related Neutralization Titers by HPV16/18 Neutralization Titers (Month 12).

	SEAP-31
SEAP-16	N	Overall Median (IQR)	Titer ≥10 (%)^c	Median (IQR) Among SEAP-31 (≥10)
Low Tertile (436.7-2439.8)^a	15	18.3 (5.0-30.6)	53.3	29.2 (21.6-69.5)
Middle Tertile (2555.6-5808.0)^a	16	62.9 (8.1-144.8)	68.8	104.7 (47.5-302.2)
High Tertile (6203.9-50716.6)^a	15	140.6 (52.1-368.4)	100.0	140.6 (52.1-368.4)
p-value ^b		0.002

	SEAP-45
SEAP-18	N	Overall Median (IQR)	Titer ≥10 (%)^c	Median (IQR) Among SEAP-45 (≥10)
Low Tertile (283.5-2165.4)^a	15	5.0 (5.0-19.2)	33.3	29.0 (19.2-55.3)
Middle Tertile (2748.0-4996.6)^a	16	32.0 (10.4-56.7)	75.0	45.8 (28.4-67.3)
High Tertile (6131.6-80647.9)^a	15	35.1 (7.0-141.2)	73.3	59.2 (33.6-150.0)
p-value ^b		0.03

SEAP refers to HPV type-specific antibody titers detected in SEAP-NA.

IQR-Interquartile range

^a

-The values indicate the range (low-high) within each tertile.

^b

-Kruskal Wallis test for the difference in medians.

^c

-Titer ≥10(%) are the percentage of women with titers ≥10.