Occult hepatitis B virus infection and surgical outcomes in non-B, non-C patients with curative resection for hepatocellular carcinoma

Table 2 Clinicopathologic features of the patients with non-B, non-C hepatocellular carcinoma (n = 78) according to occult hepatitis B virus infection status

	Total cases (n = 78)	OBI (n = 27)	Non-OBI (n = 51)	P1
Age (mean ± SD)	66.3 ± 11.9	63.0 ± 17.0	68.1 ± 7.6	0.0334
Gender (%)				0.6066
Male	61 (78.2)	22 (81.5)	39 (79.5)
Female	17 (21.8)	5 (18.5)	12 (20.5)
Alcohol abuse (%)				0.8151
(+)	19 (24.4)	7 (25.9)	12 (23.5)
(-)	59 (75.6)	20 (74.1)	39 (77.1)
Diabetes mellitus (%)				0.106
(+)	27 (34.6)	10 (37.0)	17 (33.3)
(-)	51 (65.4)	17 (63.0)	34 (66.7)
Obesity (%)				0.4966
(+)	24 (30.8)	7 (25.9)	17 (33.3)
(-)	54 (69.2)	20 (74.1)	34 (66.7)
BMI (mean ± SD)	22.7 ± 4.56	22.1 ± 3.67	23.1 ± 4.97	0.3537
Size (mean ± SD), mm	64.2 ± 41.8	72.7 ± 45.6	59.8 ± 39.4	0.1955
Solitary/multiple (%)				0.8959
Solitary	47 (60.3)	16 (59.3)	31 (60.8)
Multiple	31 (39.7)	11 (40.7)	20 (39.2)
Vp (%)				0.7217
(+)	31 (39.7)	10 (37.0)	21 (41.2)
(-)	47 (60.2)	17 (60.3)	30 (58.8)
Liver fibrosis (%)				0.2851
F0-2	44 (56.4)	13 (48.2)	31 (60.8)
F3-4	34 (43.6)	14 (51.8)	20 (39.2)
NASH (%)				0.007
(+)	8 (10.3)	0	8 (15.7)
(−)	70 (89.7)	27	43 (84.3)
No. of etiologies				0.00572
Single	38 (48.7)	11 (40.7)	27 (52.9)
Multiple	25 (32.1)	16 (59.3)	9 (17.7)
Unknown	15 (19.2)	0	15 (29.4)

¹Comparison between OBI and non-OBI cases;

²Analysis excluding unknown cases. OBI: Occult HBV infection; Vp: Portal vein invasion; NASH: Non-alcoholic steatohepatitis; BMI: Body mass index.