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. Author manuscript; available in PMC: 2016 Oct 5.
Published in final edited form as: Ann Surg Oncol. 2015 Jan 29;22(11):3590–3596. doi: 10.1245/s10434-015-4381-y

TABLE 1.

Demographics for patients undergoing open and laparoscopic gastrectomy for adenocarcinoma

Variable All
(N = 174)
Open
(N = 87)
Laparoscopic
(N = 87)
p value
Age (years)   64 (20–87)   64 (26–86)   64 (20–87) NS
Female sex   83 (48)   33 (38)   50 (58) 0.01
Race 0.26
 White 127 (73)   62 (70)   65 (74)
 Black   18 (10)   12 (14)     6 (7)
 Asian   24 (14)   12 (14)   12 (14)
 Unknown     5 (3)     1 (1)     4 (5)
BMI (kg/m2)   28 (16–44)   28 (16–40)   27 (19–44) NS
Pathologic stage NS
 0   12 (7)     6 (7)     6 (7)
 I   97 (56)   48 (55)   49 (56)
 II   39 (22)   19 (22)   20 (23)
 III   26 (15)   14 (16)   12 (14)
Neoadjuvant treatment   52 (30)   30 (35)   22 (25) 0.22
Adjuvant treatment 57(33)   22 (25)   35 (40) <0.01

Continuous variables are expressed as median (range) and categorical variables as N (%)

Bold values indicate statistical significance (p < 0.05)

NS non-significant, BMI body mass index