AWGS2019 vs EWGSOP2 for diagnosing sarcopenia to predict long-term prognosis in Chinese patients with gastric cancer after radical gastrectomy

doi:10.12998/wjcc.v9.i18.4668

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World Journal of Clinical Cases

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Clin Cases. Jun 26, 2021; 9(18): 4668-4680
Published online Jun 26, 2021. doi: 10.12998/wjcc.v9.i18.4668

Table 1 Comparisons between patients with EWGSOP2 and AWGS2019

Factor	AWGS2019 (n = 133)	EWGSOP2 (n = 73)	P value
Age	71.4 ± 8.8	73.3 ± 8.2	0.121
Gender, n (%)			0.018^a
Female	42 (31.6)	12 (16.4)
Male	91 (68.4)	61 (83.6)
BMI	20.4 ± 2.6	20.0 ± 2.5	0.303
Albumin	35.9 ± 4.6	34.8 ± 4.3	0.098
Hypertension, n (%)			0.539
No	93 (69.9)	54 (74.0)
Yes	40 (30.1)	19 (26.0)
Diabetes, n (%)			0.908
No	114 (85.7)	63 (86.3)
Yes	19 (14.3)	10 (13.7)
ASA grade, n (%)			0.239
I	8 (6.0)	4 (5.5)
II	94 (70.7)	44 (60.3)
III	31 (23.3)	25 (34.2)
CCI	5 (5-6)	5 (5-6)	0.109
Operative duration	205.5 ± 55.9	195.0 ± 42.9	0.166
TNM stage, n (%)			0.806
I	23 (17.3)	11 (15.1)
II	28 (21.1)	18 (24.7)
III	82 (61.7)	44 (60.3)
Laparoscopic surgery, n (%)			0.494
No	116 (87.2)	66 (90.4)
Yes	17 (12.8)	7 (9.6)
Type of resection, n (%)			0.922
Subtotal	72 (54.1)	39 (53.4)
Total	61 (45.9)	34 (46.6)
Anastomosis method, n (%)			0.881
B1	41 (30.8)	25 (34.2)
B2	27 (20.3)	14 (19.2)
RY	65 (48.9)	34 (46.6)
Lymph node dissection, n (%)			0.073
D1	18 (13.5)	4 (5.5)
D2	115 (86.5)	69 (94.5)
Differentiation, n (%)			0.438
Differentiated	30 (22.6)	20 (27.4)
Undifferentiated	103 (77.4)	53 (72.6)
Total complications, n (%)	40 (30.1)	25 (34.2)	0.538
Pneumonia	17 (12.8)	10 (13.7)	0.852
Leakage	5 (3.8)	3 (4.1)	0.901
Wound infection	4 (3.0)	2 (2.7)	0.913
Intestinal obstruction	3 (2.3)	1 (1.4)	0.659
Gastrointestinal dysfunction	6 (4.5)	4 (5.5)	0.757
Intra-abdominal infection	7 (5.3)	5 (6.8)	0.642
Intra-abdominal hemorrhage	4 (3.0)	3 (4.1)	0.676
Venous thrombosis	2 (1.5)	1 (1.4)	0.939
First time to flatus	4 (3-5)	4 (3-6)	0.594
Hospital stay	16 (12-21)	16 (12-22)	0.566
Readmission within 30 d	8 (6.0%)	3 (4.1%)	0.561

^aP < 0.05. BMI: Body mass index; CCI: Charlson comorbidity index; ASA: American Society of Anesthesiologists.

Table 2 Univariate and multivariate analyses for predictors of disease-free survival

Factor	Univariable analysis		Multivariate analysis
			AWGS2019		EWGSOP2
	HR (95%CI)	P value	HR (95%CI)	P value	HR (95%CI)	P value
AWGS2019	3.311 (2.470-4.439)	0.001^b	2.150 (1.547-2.988)	0.001^b
EWGSOP2	2.566 (1.803-3.651)	0.001^b			1.599 (1.092-2.339)	0.016^a
Age	1.036 (1.021-1.051)	0.001^b
Gender
Male/female	1.038 (0.745-1.448)	0.824
BMI	0.934 (0.890-0.980)	0.005^b
Albumin	0.930 (0.904-0.957)	0.001^b
Hypertension
Yes/No	1.290 (0.948-1.755)	0.105
Diabetes
Yes/No	0.765 (0.476-1.229)	0.268
ASA grade
II/I	1.301 (0.773-2.190)	0.323
III/I	2.402 (1.366-4.225)	0.002^b
CCI	1.288 (1.146-1.448)	0.001^b
Operative duration	1.003 (1.001-1.006)	0.017^a
TNM stage
II/I	2.494 (1.349-4.610)	0.004^b	1.660 (0.887-3.108)	0.113	1.636 (0.872-3.067)	0.125
III/I	8.093 (4.825-13.574)	0.001^b	4.751 (2.753-8.200)	0.001^b	4.968 (2.876-8.582)	0.001^b
Laparoscopic surgery
Yes/No	0.463 (0.306-0.700)	0.001^b
Type of resection
Total/Subtotal	1.864 (1.400-2.481)	0.001^b
Anastomosis method
B2/B1	2.571 (1.672-3.954)	0.001^b	1.414 (0.904-2.210)	0.129	1.423 (0.911-2.223)	0.122
RouY/B1	2.747 (1.920-3.390)	0.001^b	1.614 (1.109-2.348)	0.012^a	1.600 (1.100-2.328)	0.014^a
Lymph node dissection
D2/D1	1.036 (0.693-1.548)	0.864
Histologic type
Undifferentiated/differentiated	2.756 (1.855-4.095)	0.001^b	1.899 (1.263-2.856)	0.002^b	1.972 (1.309-2.970)	0.001^b
Total complications	1.678 (1.221-2.307)	0.001^b
Pneumonia	2.574 (1.601-4.137)	0.001^b	1.990 (1.222-3.241)	0.006^b	1.935 (1.184-3.163)	0.008^b
Leakage	3.325 (1.757-6.292)	0.001^b	3.018 (1.557-5.853)	0.001^b	3.339 (1.722-6.476)	0.001^b
Wound infection	1.171 (0.435-3.153)	0.755
Intestinal obstruction	2.159 (0.888-5.252)	0.090
Gastrointestinal dysfunction	0.982 (0.484-1.994)	0.960
Intra-abdominal infection	1.410 (0.767-2.594)	0.269
Intra-abdominal hemorrhage	0.888 (0.365-2.160)	0.794
Venous thrombosis	0.997 (0.410-2.425)	0.995
First time to Flatus	1.101 (1.050-1.154)	0.001^b
Hospital stay	1.026 (1.017-1.035)	0.001^b
Readmission within 30 d	1.601 (0.929-2.759)	0.090

^aP < 0.05.

^bP < 0.01. BMI: Body mass index; CCI: Charlson comorbidity index; ASA: American Society of Anesthesiologists; HR: Hazard ratio; CI: Confidence interval.

Citation: Wu WY, Dong JJ, Huang XC, Chen ZJ, Chen XL, Dong QT, Bai YY. AWGS2019 vs EWGSOP2 for diagnosing sarcopenia to predict long-term prognosis in Chinese patients with gastric cancer after radical gastrectomy . World J Clin Cases 2021; 9(18): 4668-4680
URL: https://www.wjgnet.com/2307-8960/full/v9/i18/4668.htm
DOI: https://dx.doi.org/10.12998/wjcc.v9.i18.4668