Table 4.

Multivariate Analysis of the Factors Associated with RE

Characteristics	HR	95% CI	p-value
Sigmoid colon V45	0.41	0.11~1.31	0.146
HGB	13.23	3.03~72.65	0.001
ALB	6.76	2.08~25.57	0.003
History of hypertension	4.20	0.95~21.14	0.066
Age	2.76	0.81~10.68	0.120
External radiation dose	0.47	0.14~1.44	0.194
Total T lymphocyte count	4.79	1.45~18.38	0.015