Laparoscopic spleen-preserving splenic hilar lymphadenectomy in 108 consecutive patients with upper gastric cancer

Table 1 Baseline demographic and clinicopathological characteristics of patients

Characteristic		Value
Gender	Male/female	87/21
Age (yr)		62 ± 9
Tumour size (cm)		5.0 ± 2.6
BMI (kg/m2)		22.1 (14.5-34.5)
Tumour location	Lesser curvature/greater curvature/anterior wall/posterior wall/circumferential involvement	30/21/15/19/23
Pathological type	Differentiated/undifferentiated type	43/65
cT stage	T2/T3	36/72
pT stage	T1/T2/T3/T4a	12/14/73/9
pN stage	N0/N1/N2/N3	31/17/23/37
TNM stage	IA/IB/IIA/IIB/IIIA/IIIB/IIIC	9/8/19/14/23/29/6

Data are expressed as mean ± SD. BMI: Body mass index; cT stage: Clinical tumour stage; pT stage: Pathological tumour stage.