Table 2.

Contents of Bcl-xl and Bcl-xs/l protein in different types of endometrial tissue and correlation with pathological parameters of the endometrial carcinoma

Classification	Bcl-xl protein expression		Bcl-xs/l protein expression
	χ ± S	P value	χ ± S	P value
Normal endometrium	41.00 ± 21.05		105.60 ± 33.05
Simple hyperplasia	49.00 ± 11.36	0.57	96.00 ± 50.48	0.75
Atypical hyperplasia	49.00 ± 11.36	0.56	73.00 ± 4.47	0.04
Endometrial carcinoma	90.88 ± 48.33	0.04	54.50 ± 18.49	0.00
Degree of Pathological Differentiation
Well-differentiated	109.29 ± 39.06		57.71 ± 22.33
Moderately-differentiated	71.50 ± 13.53	F = 4.65	56.50 ± 17.81	F = 0.32
Poorly-differentiated	56.67 ± 17.21	P = 0.03	46.67 ± 4.04	P = 0.74
Clinical Staging
Stage I	85.17 ± 50.83		61.17 ± 16.03
Stage II	108.00 ± 48.08	F = 0.30	45.50 ± 2.12	F = 4.02
Stage III	108.00 ± 52.33	P = 0.74	30.50 ± 6.36	P = 0.04
Lymph Node Metastasis
No	88.43 ± 49.33	F = 0.06	55.43 ± 21.58	F = 0.95
Yes	108.00 ± 52.33	P = 0.61	30.00 ± 5.66	P = 0.02
Depth of Myometrial Invasion
0	76.80 ± 18.78		65.60 ± 19.92
≤ 1/2	86.00 ± 38.58	F = 1.13	52.25 ± 18.55	F = 1.34
> 1/2	127.33 ± 94.99	P = 0.35	46.67 ± 2.52	P = 0.30