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Table 2 Surgical and pathological outcomes of patients managed for hepatoblastoma

From: Outcomes of children with hepatoblastoma who underwent liver resection at a tertiary hospital in China: a retrospective analysis

CharacteristicsNumber or as shownProportion (%)
Liver resection
 Hemihepatectomy (left hepatectomy + right hepatectomy)3739.8
 Wedge resection1718.3
 Trisectionectomy (left trisectionectomy + right trisectionectomy)1314.0
 Bisegmentectomy (left lateral sectionectomy)99.7
 Central hepatectomy22.2
 Others1516.1
Operative time [median (range)], minutes290 (100–510)
Estimated blood loss [median (range)], ml/kg8.9 (1.7–111.1)
Volume of red blood cells transfused [median (range)], ml/kg26.7 (0–111.1)
Pathologic subtype93 
 Epithelial variants2425.8
  Pure foetal variant with low mitotic activity3
  Foetal variant, mitotically active10
  Unspecified11
 Epithelial mixed1111.8
 Mixed epithelial and mesenchymal4144.1
  Without teratoid features2
  With teratoid features15
  Unspecified24
 Unknown1718.3
Surgical margin
 Positive77.5
 Negative6974.2
 Unknown1718.3
Microvascular involvement
 Yes1212.9
 No4346.2
 Unknown3840.9
Lymph node status (n = 31)
 Positive00.0
 Negative31100.0
Postoperative chemotherapy
 Yes [n, median (range)]63, 6 (1–12)67.7
 No2729.0
 Unknown33.2
Outcomes
 Survived without relapse8490.3
 Survived with relapse55.4
 Died from relapse44.3
Median follow-up duration [median (range)], months30.5 (0.7–105.1)
  1. The operative time, estimated volume of blood lost, and volume of red blood cells transfused were calculated based on 78 patients operated in our institution