Estimating liver weight of adults by body weight and gender

Table 1 Characteristics of subjects (mean±SD, n = 159)

Age (yr)	35.8 ± 10.5 (18-57)
Gender (M : F)	53 : 106
Body weight (kg)	56.3 ± 8.4 (41.0-78.5)
Body height (cm)	161.7 ± 7.5 (144.5-181.3)
Body mass index (kg/m2)	21.5 ± 2.6 (16.5-29.1)
Body surface area (m2)	1.59 ± 0.14 (1.30-2.13)
Computed tomography liver volume (mL)	1,099.10 ± 181.51
Right lobe graft volume on CT (mL)	710.14 ± 131.46
Right lobe to total liver volume on CT (%)	64.55 ± 4.47 %
Right lobe graft weight (g)	598.90 ± 117.39
Estimated whole liver weight (g)	927.54 ± 168.78

CT: computed tomography.

Table 2 Comparison of regression models

Study	Formula	Mean ESLW (ESLV)	Difference in ESLW	P
Deland and North[11]	ESLW = 1020 × BSA1– 220	1 400.41 g	- 472.86 g	0.000a
Heinemann[7]	ESLV = 1 072.8 × BSA1 - 345.7	1 141.67 g (1358.59 mL)	- 214.12 g	0.000a
Yoshizumi[17]	ESLW = 772 × BSA2	1 225.50 g	- 297.95 g	0.000a
Yu[9]	ESLV = 21.585× BW(kg)0.732× BH(cm)0.225	1 087.32 g (1293.91 mL)	- 159.77 g	0.000a
Choukér[12]	ESLW = 452 + 16.434 × BW(kg) + 11.85 × age – 166 × gender (F=1, M=0)	1 690.90 g	- 763.35 g	0.000a
Urata[4]	ESLV = 706.2 × BSA1 + 2.4	944.79 g (1124.30 mL)	- 17.24 g	0.098
Vauthey[8]	ESLV = 1 267.28 × BSA2 -794.41	1 022.95 g (1217.30 mL)	- 95.40 g	0.000a
Lee[18]	ESLV = 691 × BSA1 + 95	1 002.31 g (1192.75 mL)	- 74.76 g	0.000a
Lin[10]	ESLV = BH × 13 + BW × 12 - 1530	1 048.85 g (1248.13 mL)	- 121.30 g	0.000a
This study	ESLW = 218.32 + BW × 12.29 + gender × 50.74 (M=1, F=0)	927.47 g	7.60E-2	0.994
Calculated liver weight		927.54 g
Conversion factor 1.19 mL/g			paired samples t test aP < 0.05

ESLV: estimated standard liver volume; ESLW: estimated standard liver weight; BSA: body surface area; BW: body weight; BH: body height; F, female; M, male.

¹DuBois and DuBois[5]

²Mosteller[22]