Table 2 Result of univariate analyses for short-term postoperative tumour response
Characteristics | Complete remission (n = 16) | non-complete remission (n = 28) | P value |
|---|---|---|---|
Patients | |||
 Age(y)a | 61.69 (9.58) | 56.89 (11.92) | 0.18 |
Sex | |||
 Male | 14 (31.82) | 27 (61.36) | 0.61 |
 Female | 2 (4.55) | 1 (2.27) |  |
Hepatitis background | |||
 Hepatitis B | 14 (31.82) | 24 (54.55) | 0.41 |
 Hepatitis’s C | 1 (2.27) | 2 (4.55) |  |
 Hepatitis B + C | 1 (2.27) | 0 (0) |  |
 No hepatitis | 0 (0) | 2 (4.55) |  |
Lesions | CR (n = 24) | Non-CR (n = 37) |  |
 Diameter (cm) a | 2.50 (1.08) | 4.63 (3.16) | <0.001 |
Location | |||
 Left lobe | 5 (8.20) | 8 (13.11) | 0.94 |
 Right lobe | 19 (31.15) | 29 (47.54) |  |
Echo in B-mode ultrasound | |||
 Hypoechoic | 10 (16.39) | 14 (22.95) | 0.85 |
 Isoechoic | 6 (9.84) | 8 (13.11) |  |
 Hyperechoic | 8 (13.11) | 15 (24.59) |  |
Preoperative IA-CEUS | |||
HA-CEUS | |||
 Corona enhancement in late phase | |||
  Yes | 22 (36.07) | 27 (44.26) | 0.14 |
  No | 2 (3.28) | 10 (16.39) |  |
  Corona thickness (cm) a | 0.56 (0.23) | 0.67 (0.61) | 0.31 |
 Non-enhancing area in SMA-CEUS | |||
  larger than 2D-US | 8 (13.11) | 22 (36.07) | 0.046 |
  No larger than 2D-US | 16 (26.23) | 15 (24.59) |  |
Postoperative HA-CEUS | |||
 Intratumoural enhancement | |||
  Yes | 12 (19.67) | 31 (50.82) | 0.005 |
  No | 12 (19.67) | 6 (9.84) |  |
 Corona enhancement in late phase | |||
  Yes | 4 (6.56) | 21 (34.43) | 0.004 |
  No | 20 (32.79) | 16 (26.23) |  |
  Corona thickness (cm)b | 0.00 (0.00, 0.00) | 0.30 (0.00, 0.70) | 0.003 |
  Corona thickness decrease (cm) b | 0.50 (0.40, 0.70) | 0.20 (0.00, 0.40) | 0.006 |