Table 6.

Adverse reactions to treatment.

Characteristics	45Gy group	50.4Gy group	χ2	p
Radioactive proctitis			6.699	0.010
Grade 1,2	43	50
Grade 3,4	5	22
Myelosuppression			5.412	0.020
Grade 1,2	32	41
Grade 3,4	7	27
Intestinal obstruction or perforation	1	11	4.201	0.040
Narrow lumen	2	4	0.119	0.730
Anastomotic fistula	5	12	0.925	0.336
Skin lesions around the anus	17	24	0.056	0.814
Emesis	15	24	0.057	0.811
Hand-foot syndrome	8	13	0.038	0.844