An Increasing Prominent Disease of Klebsiella pneumoniae Liver Abscess: Etiology, Diagnosis, and Treatment
Table 3
Comparison of CT imaging characteristics between KLA and non-KLA reported from Hong Kong (38), Korea (30), Singapore (41), Taiwan (35), and China (1).
Parameters
Hong Kong (38) ()
Korea (30) ()
Singapore (41) ()
China (1) ()
Taiwan (35) ()
KLA (140)
Non-KLA (21)
P value
KLA (59)
Non-KLA (70)
P value
KLA (92)
Non-KLA (39)
P value
KLA (73)
Non-KLA (37)
P value
KLA (171)
Non-KLA (77)
P value
No. of abscess
0.01
<0.05
Solitary ()
—
—
—
—
—
—
73 (79.3%)
22 (56.4%)
60 (82.2%)
30 (81.1%)
NS
125 (73.1%)
45 (58.4%)
Multiple ()
—
—
—
—
—
—
19 (20.7%)
17 (43.6%)
13 (17.8%)
7 (18.9%)
NS
46 (26.9%)
32 (41.6%)
Location
0.312
0.01
NS
Right
97 (69.3%)
15 (71.4%)
0.42
41 (69.5%)
49 (70.0%)
76 (82.6%
(61.5%
47 (64.4%)
24 (64.9%)*
NS
128 (74.9%)
52 (67.5%)
Left
31 (22.1%)
4 (19.1%)
0.38
14 (23.7%)
16 (22.9%)
11 (15.1%)
5 (16.7%)*
NS
34 (19.9%)
19 (24.7%)
Both
12 (8.6%)
2 (9.5%)
0.44
4 (6.8%)
5 (7.1%)
16 (17.4%)
15 (38.5%)
2 (2.7%)*
1 (2.7%)*
NS
9 (5.2%)
6 (7.8%)
<5,72 (42.1%);
<5,36 (46.8%);
NS
Size (cm)
0.19
—
—
—
0.35
NS
5–10,87 (50.9%)
5–10,37 (48.1%)
Septations within abscess
0.103
0.01
—
Unilocular
—
—
—
9 (15.3%)
19 (27.1%)
5 (5.4%)
11 (28.2%)
—
—
—
—
—
Multilocular
84 (60%)
13 (61.9%)
0.43
50 (84.7%)
51 (72.9%)
87 (94.6%)
28 (71.8%)
41 (38.7%)
20 (35.7%)
NS
—
—
Gas-formation in abscess
13 (9.3%)
2 (9.5%)
0.49
52 (89.7%)
64 (91.4%)
0.536
11 (28.2%)
6 (15.4%)
0.58
24 (32.9%)
5 (13.5%)
<0.05
7 (4.1%)
4 (5.2%)
NS
Septal enhancement
—
—
—
44 (74.6%)
41 (58.6%)
0.056
—
—
—
30 (41.1%)
6 (16.2%)
<0.05
—
—
—
Rim-enhancement
68 (48.6%)
12 (57.1%)
0.23
20 (33.9%)
43 (61.4%)
0.004
—
—
—
28 (38.4%)
12 (32.4%)
NS
—
—
—
Pneumobilia
9 (6.4%)
0 (0.0%)
0.12
—
—
—
1 (1.1%)
5 (12.8%)
0.01
7 (9.6%)
3 (8.1%)
NS
—
—
—
Thrombophlebitis
2 (1.4%)
1 (4.8%)
0.13
—
—
—
28 (30.4%)
2 (5.1%)
<0.01
—
—
—
—
—
—
—: There were no data in these references; locations of right and left are not mentioned separately in reference [41]; means ± standard; there were other locations of abscess in addition to those mentioned in reference [1].