0 (N=51)	1 (N=62)	Statics-value	P-value	method
性别
男	37 (72.5%)	50 (80.6%)	0.629	0.428	chi-squared test
女	14 (27.5%)	12 (19.4%)
年龄
Mean (SD)	35.0 (10.8)	31.1 (11.3)	1876.5	0.088	wilcox test
Median [Min, Max]	33.0 [18.0, 67.0]	32.0 [9.00, 75.0]
X1组
0	51 (100%)	62 (100%)	1.071	0.301	chi-squared test
X2组
0	45 (88.2%)	50 (80.6%)	0.704	0.402	chi-squared test
1	6 (11.8%)	12 (19.4%)
X3组
0	43 (84.3%)	42 (67.7%)	3.282	0.07	chi-squared test
1	8 (15.7%)	20 (32.3%)
X4组
0	32 (62.7%)	28 (45.2%)	2.804	0.094	chi-squared test
1	19 (37.3%)	34 (54.8%)
X5组
0	26 (51.0%)	17 (27.4%)	5.628	0.018	chi-squared test
1	25 (49.0%)	45 (72.6%)
X6组
0	1 (2.0%)	6 (9.7%)	NA	0.126	fisher exact test
1	50 (98.0%)	56 (90.3%)
回盲部
0	10 (19.6%)	9 (14.5%)	0.219	0.64	chi-squared test
1	41 (80.4%)	53 (85.5%)
升结肠
0	37 (72.5%)	43 (69.4%)	0.027	0.87	chi-squared test
1	14 (27.5%)	19 (30.6%)
横结肠
0	39 (76.5%)	48 (77.4%)	0	1	chi-squared test
1	12 (23.5%)	14 (22.6%)
降结肠
0	37 (72.5%)	53 (85.5%)	2.145	0.143	chi-squared test
1	14 (27.5%)	9 (14.5%)
乙状结肠
0	28 (54.9%)	36 (58.1%)	0.022	0.883	chi-squared test
1	23 (45.1%)	26 (41.9%)
直肠
0	40 (78.4%)	41 (66.1%)	1.524	0.217	chi-squared test
1	11 (21.6%)	21 (33.9%)
病变数量
Mean (SD)	4.33 (2.32)	4.98 (2.24)	1274.5	0.074	wilcox test
Median [Min, Max]	4.00 [1.00, 11.0]	5.00 [1.00, 11.0]
粘膜增厚.分层
0	37 (72.5%)	24 (38.7%)	11.573	<0.001	chi-squared test
1	14 (27.5%)	38 (61.3%)
全层累及
0	0 (0%)	5 (8.1%)	NA	0.063	fisher exact test
1	51 (100%)	57 (91.9%)
溃疡
0	24 (47.1%)	18 (29.0%)	3.16	0.075	chi-squared test
1	27 (52.9%)	44 (71.0%)