Systematic Reviews
Copyright ©The Author(s) 2021.
World J Gastrointest Surg. Jun 27, 2021; 13(6): 597-619
Published online Jun 27, 2021. doi: 10.4240/wjgs.v13.i6.597
Table 1 Demographics characteristics of personal series
Before propensity score matching
After propensity score matching
2D, n = 1113D, n = 52P value2D, n = 473D, n = 47P value
Age (yr), mean ± SD68.6 ± 12.973.2 ± 12.50.00671.8 ± 12.372.8 ± 12.40.538
Sex, n (%)0.2521.000
M64 (57.7)25 (48.1)25 (53.2)25 (53.2)
F47 (42.3)27 (51.9)22 (46.8)22 (46.8)
BMI, mean ± SD25.0 ± 3.124.7 ± 2.90.49824.4 ± 2.224.9 ± 3.00.661
ASA, n (%)0.6450.997
121 (18.9)9 (17.3)7 (14.9)7 (14.9)
258 (52.3)23 (44.2)23 (48.9)22 (46.8)
331 (27.9)19 (36.5)16 (34.0)17 (36.2)
41 (0.9)1 (1.9)1 (2.1)1 (2.1)
CACI (median, range)4 (0-16)5 (0-12)-5 (0-9)5 (0-12)-
CACI, mean ± SD4.00 ± 3.224.78 ± 3.170.1654.27 ± 2.784.66 ± 2.920.635
Tumor size (cm), mean ± SD4.31 ± 1.444.21 ± 1.900.4264.42 ± 1.434.13 ± 1.870.223