A comparative study of acupuncture combined with rehabilitation gymnastics on postoperative anal function of lower rectal cancer

Table 2 compares anal incontinence scores (mean ± SD)

Groups	Before surgery	7 d after surgery	14 d after surgery	21 d after surgery	28 d after surgery
Research group (n = 64)	4.05 ± 0.54	11.24 ± 1.15	7.24 ± 0.54	5.11 ± 0.48	4.05 ± 0.78
Control group (n = 64)	4.03 ± 0.55	11.22 ± 1.12	9.05 ± 0.64	8.24 ± 0.51	6.28 ± 0.81
t value	0.208	0.100	17.292	35.753	15.865
P value	0.836	0.921	0.000	0.000	0.000