Predictive value of preoperative shock index for postoperative outcomes in traumatic splenic rupture patients undergoing splenectomy

doi:10.4240/wjgs.v18.i4.117517

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World Journal of Gastrointestinal Surgery

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1948-9366

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

Retrospective Study

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastrointest Surg. Apr 27, 2026; 18(4): 117517
Published online Apr 27, 2026. doi: 10.4240/wjgs.v18.i4.117517

Table 4 Comparison of imaging examination results among three groups, n (%)

Indicator	Low SI group (n = 78)	Moderate SI group (n = 89)	High SI group (n = 45)	Statistic	P value	Corrected P value	Effect size	Pairwise comparison P values²
Splenic rupture extent				χ² = 28.34¹	< 0.001	< 0.001	Cramer’s V = 0.258	P = 0.006³, P < 0.001⁴, P = 0.024⁵
Localized rupture	45 (57.7)	28 (31.5)	7 (15.6)
Extensive rupture	28 (35.9)	46 (51.7)	25 (55.6)
Shattered rupture	5 (6.4)	15 (16.9)	13 (28.9)
Hematoma size				χ² = 26.88¹	< 0.001	< 0.001	Cramer’s V = 0.252	P = 0.003³, P < 0.001⁴, P = 0.018⁵
Small hematoma (< 5 cm)	52 (66.7)	35 (39.3)	9 (20.0)
Medium hematoma (5-10 cm)	21 (26.9)	38 (42.7)	21 (46.7)
Large hematoma (> 10 cm)	5 (6.4)	16 (18.0)	15 (33.3)
Intraperitoneal hemorrhage volume				χ² = 42.67¹	< 0.001	< 0.001	Cramer’s V = 0.317	P < 0.001³, P < 0.001⁴, P = 0.009⁵
Small amount	52 (66.7)	29 (32.6)	5 (11.1)
Moderate amount	22 (28.2)	41 (46.1)	18 (40.0)
Large amount	4 (5.1)	19 (21.3)	22 (48.9)
Combined other organ injuries	25 (32.1)	42 (47.2)	28 (62.2)	χ² = 9.87¹	0.007	0.042	Cramer’s V = 0.216	P = 0.042³, P = 0.003⁴, P = 0.132⁵
Liver injury	8 (10.3)	18 (20.2)	12 (26.7)	χ² = 5.89¹	0.053	0.318	Cramer’s V = 0.167	P = 0.078³, P = 0.021⁴, P = 0.423⁵
Kidney injury	6 (7.7)	12 (13.5)	8 (17.8)	χ² = 2.85¹	0.240	1.000	Cramer’s V = 0.116	P = 0.234³, P = 0.078⁴, P = 0.519⁵
Pancreatic injury	3 (3.8)	7 (7.9)	5 (11.1)	χ² = 2.13¹	0.345	1.000	Cramer’s V = 0.100	P = 0.312³, P = 0.129⁴, P = 0.537⁵
Intestinal injury	5 (6.4)	8 (9.0)	6 (13.3)	χ² = 1.46¹	0.482	1.000	Cramer’s V = 0.083	P = 0.567³, P = 0.213⁴, P = 0.468⁵
Pelvic fracture	8 (10.3)	15 (16.9)	11 (24.4)	χ² = 3.84¹	0.147	0.882	Cramer’s V = 0.135	P = 0.234³, P = 0.042⁴, P = 0.324⁵

¹Linear trend χ² test.

²Pairwise comparisons using Bonferroni-corrected paired χ² test, corrected α = 0.0167.

³Low shock index group vs moderate shock index group.

⁴Low shock index group vs high shock index group.

⁵Moderate shock index group vs high shock index group.

SI: Shock index.

Full Size Table

Citation: Wang ZJ, Zheng CM, Zhou JH. Predictive value of preoperative shock index for postoperative outcomes in traumatic splenic rupture patients undergoing splenectomy. World J Gastrointest Surg 2026; 18(4): 117517
URL: https://www.wjgnet.com/1948-9366/full/v18/i4/117517.htm
DOI: https://dx.doi.org/10.4240/wjgs.v18.i4.117517

Wang ZJ, Zheng CM, Zhou JH. Predictive value of preoperative shock index for postoperative outcomes in traumatic splenic rupture patients undergoing splenectomy. World J Gastrointest Surg 2026; 18(4): 117517 [DOI: 10.4240/wjgs.v18.i4.117517]

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