Rapid Communication
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Oct 14, 2006; 12(38): 6188-6192
Published online Oct 14, 2006. doi: 10.3748/wjg.v12.i38.6188
Table 1 Clinico-pathological distribution of ESCC cases in Colombia and Chile
Colombia (%)Chile (%)P
Age (yr)63.6 ± 12.972.2 ± 8.90.003
Sex1.000
Female22 (47)12 (46)
Male25 (53)14 (54)
Differentiation of tumors0.071
Well17 (36)4 (15)
Moderate23 (49)13 (50)
Poor7 (15)9 (35)
p16 expression10.625
Negative21 (46)14 (54)
Positive225 (54)12 (46)
Table 2 HPV detection in 73 cases of Colombia and Chile ESCC
nHPV16 (%)PHPV18 (%)p
Country0.5060.011
Colombia476 (13)10 (21)
Chile265 (19)0 (0)
Sex0.7450.499
Female346 (18)6 (18)
Male395 (13)4 (10)
Age (yr)0.3160.212
< 60191 (5)5 (26)
60-223 (14)2 (9)
70-327 (22)3 (9)
Differentiation of tumors0.8340.682
Well214 (19)4 (19)
Moderate365 (14)4 (11)
Poor162 (13)2 (13)
p16 expression0.1900.515
Negative353 (9)6 (17)
Positive1378 (22)4 (11)