Effects of Preoperative Pyloric Stenosis on Outcomes and Nutritional Status in 73 Patients Following Curative Gastrectomy for Gastric Cancer: A Retrospective Study from a Single Center

28 July 2021 : Clinical Research

Xuguang Jiao^1CE, Yu Wang^2BC, Xiangyang Qu^3BF, Jianjun Qu^1EG, Xinbo Wang^1AD*

DOI: 10.12659/MSM.930974

Med Sci Monit 2021; 27:e930974

Background Material and Methods Results Discussion Conclusions References

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Table 2 Univariate survival analysis of all gastric cancer patients in the whole study series and propensity score-matched pairs.

Variables	Whole study series			Propensity-score-matched pairs
Variables	5YSR	χ2	p	5YSR	χ2	p
Gender		0.911	0.340		0.377	0.539
Male	41.0			20.8
Female	47.5			29.6
Age at surgery (year)		2.762	0.097		0.548	0.459
<60	46.0			34.0
≥60	38.0			26.7
Tumor size (cm)		12.182			0.859	0.354
<5	52.5			28.0
≥5	32.5			19.1
Type of gastrectomy		1.297	0.255		0.080	0.777
Distal	43.7			34.6
Total	36.4			22.9
Type of reconstruction		7.688			2.955	0.228
Billroth I	50.2			37.4
Billroth II	29.7			26.2
Roux-en Y	36.4			22.9
Lauren’s classification		0.024	0.878		0.376	0.540
Intestinal	46.9			32.9
Diffuse	42.3			25.6
Adjuvant chemotherapy		2.700	0.100		0.325	0.569
No	33.6			26.8
Yes	42.8			33.3
Pyloric stenosis		21.369			7.167
No	51.2			38.1
Yes	20.4			20.4
Depth of invasion		22.145			17.014
T1	87.5			–
T2	64.9			–
T3	55.4			33.3
T4a	37.3			36.1
T4b	18.2			11.1
Lymph node metastasis		64.107			11.955
N0	69.9			50.0
N1	64.2			56.5
N2	30.1			34.1
N3a	16.5			19.8
N3b	7.1			19.2

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