Table 1 Demographic and baseline clinical characteristics of patients with spontaneous bacterial peritonitis

Male sex

26 (81.3)

104 (81.3)

Age, years (mean ± SD)

55 ± 10.9

55 ± 11.7

SBP subtype

0.03

 Definite SBP^a

26 (81.2)

78 (60.9)

 Probable SBP^b

6 (18.8)

50 (39.1)

Place of acquisition

<0.001

 Community

12 (37.5)

98 (76.6)

 Hospital

20 (62.5)

30 (23.4)

Concomitant hepatocellular carcinoma

21 (65.6)

48 (37.5)

0.004

Causes of liver cirrhosis

0.79

 Hepatitis B virus

21 (65.6)

88 (68.8)

 Hepatitis C virus

2 (6.2)

13 (10.2)

 Alcoholism

6 (18.8)

19 (14.8)

 Others

3 (9.4)

8 (6.2)

Child-Pugh class

0.006

 A

1 (3.1)

0 (0)

 B

10 (31.3)

17 (13.3)

 C

21 (65.6)

111 (86.7)

MELD score, median (IQR)

19 (15–24)

23 (18–29)

0.03

Underlying diseases

 Diabetes mellitus

9 (28.1)

25 (19.5)

0.29

 Alcoholism

6 (18.8)

23 (18.0)

0.92

 Solid cancer (other than hepatoma)

3 (9.4)

4 (3.1)

0.14

 Chronic kidney disease

1 (3.1)

2 (1.6)

0.49

 Solid organ transplantation

1 (3.1)

0 (0)

0.20

Comorbid conditions

 Transarterial chemoembolization (<30 days)

4 (12.5)

4 (3.1)

0.052

 Endoscopic intervention (≤30 days)

8 (25.0)

7 (5.5)

0.001

 Varix control

5

6

 ERCP

3

1

Systemic anticancer chemotherapy (≤30 days)

3 (9.4)

0 (0)

0.007

Prior hospitalization (≤90 days)

26 (81.2)

74 (57.8)

0.01

Prior antimicrobial therapy (<30 days)

19 (59.4)

36 (28.1)

0.001