Relationship between inducible nitric oxide synthase expression and angiogenesis in primary gallbladder carcinoma tissue

Table 1 Relationship between MVD, PLI and clinicopatho-logic indexes

Group	n	MVD	PLI
Age < 58yr	17	43 ± 14	0.340 ± 0.048
≥ 58yr	23	45 ± 11	0.371 ± 0.061
Male	11	46 ± 11	0.376 ± 0.056
Female	29	44 ± 11	0.421 ± 0.073
Size ≥ 3 cm	18	42 ± 11	0.365 ± 0.077
< 3 cm	22	46 ± 10	0.434 ± 0.097
Adenocarcinoma	35	45 ± 12	0.473 ± 0.086
Adeno-squamocarcinoma	2	41 ± 3	0.391 ± 0.131
Others	3	47 ± 6	0.447 ± 0.025
Differentiation well	7	33 ± 6	0.397 ± 0.089
Moderate	14	43 ± 9a	0.413 ± 0.072
Poor & Non	19	52 ± 9ac	0.453 ± 0.113
Nevin stages I, II, III	18	37 ± 13	0.410 ± 0.092
IV, V	22	52 ± 8b	0.459 ± 0.088
Lymphatic Metastasis +	20	53 ± 8	0.573 ± 0.078
-	20	38 ± 8d	0.367 ± 0.064f
Liver Metastasis +	11	55 ± 6	0.533 ± 0.067
-	29	42 ± 10e	0.424 ± 0.084g

^aP < 0.05, vs Well.

^cP < 0.05, vs Moderate.

^bP < 0.01, vs I, II, III Stages. ^d,fP < 0.01, vs Positive. ^e,gP < 0.05, vs Positive.