Table 2. Univariate and multivariate analyses of prognostic parameters for survival in patients with gastrointestinal stromal tumor (GIST).

Prognostic parameter	Univariate analysis			Multivariate analysis
	HR	95% CI	P value	HR	95% CI	P value
Expression of CCBE1	4.196	1.574–11.185	0.004	1.816	0.642–5.132	0.260
Age	1.691	0.759–3.766	0.199
Gender	0.424	0.177–1.016	0.054
Modified NIH criteria	7.930	2.394–26.268	0.001	0.398	0.064–2.475	0.323
Tumor Size	6.902	3.382–14.083	<0.001	2.689	1.014–7.129	0.047
Tumor location	1.235	0.833–1.829	0.293
Mitoses per 50 HPFs	5.284	3.195–8.738	<0.001	3.060	1.454–6.437	0.003
Tumor bleeding	0.399	0.094–1.696	0.213
NIH invasion	3.701	2.198–6.231	<0.001	0.924	0.345–2.479	0.875
Recurrence	238.780	30.701–1857.105	<0.001	164.389	13.218–2044.392	<0.001
Ki67 classification	3.157	2.033–4.902	<0.001	0.915	0.571–1.467	0.712

HR: Hazard ratio; CI: Confidence interval. The bold number represents the P-values with significant differences.