Table 2. The relevance of SENP3 and pY705-STAT3 in clinical features.

Characteristics	Positivity area of SENP3 (%)	Positivity area of p-STAT3 (%)	R-value	P-value
Tobacco smoking
Yes	29.81±14.41	33.18±14.49	0.555	0.000
No	24.15±13.29	23.26±14.13	0.374	0.015
Nodal status
N0	26.37±14.15	28.41±14.97	0.529	0.000
N1-2	32.83±13.74	35.88±13.69	0.654	0.000
Tumor stage
T1	24.56±13.53	27.84.±13.93	0.475	0.000
T2	26.64±11.74	27.26±14.40	0.480	0.000
T3	31.41±15.42	33.86.±13.23	0.725	0.000
T4	37.66±16.40	42.10±16.80	0.746	0.000
Clinical stage (TNM classification)
I	24.56±13.53	27.84±13.93	0.475	0.000
II	23.86±9.375	25.68±15.09	0.407	0.010
III	32.07±15.74	33.78.±13.38	0.773	0.000
IV	36.64±14.96	38.96±15.45	0.573	0.003

Abbreviations: STAT3, signal transducer and activator of transcription 3; TNM, tumor, lymph node, metastasis.