Non-invasive prediction model for high-risk esophageal varices in the Chinese population

Table 2 Comparison of general characteristics in the external validation group, n

Parameter	Patients with HEVs, n = 31	Patients with LEVs, n = 19	All patients, n = 50	P value
Age in yr	51.86 ± 10.93	55.33 ± 11.98	54.15 ± 10.38	0.37
Male (%)	18 (58.1)	10 (62.6)	28 (56.0)	0.46
Etiology, HBV/HCV	21/10	16/3	37/13	0.51
Course of disease in mo	47.6 ± 11.3	45.8 ± 12.1	46.9 ± 10.9	0.43
Child-Pugh class, A/B/C	11/18/2	7/12/0	18/30/2	< 0.05
Diameter of EVs in mm	0.8 ± 0.1	0.4 ± 0.1	0.6 ± 0.2	< 0.01
Red sign	11	0	11	< 0.01

P < 0.05 is considered statistically significant. HEVs: High-risk esophageal varices; LEVs: Low-risk esophageal varices; HBV: Hepatitis B virus; HCV; Hepatitis C virus.