Development and validation of a predictive model for testicular atrophy after orchiopexy in children with testicular torsion

doi:10.5847/wjem.j.1920-8642.2025.079

World Journal of Emergency Medicine ›› 2025, Vol. 16 ›› Issue (4): 387-391.doi: 10.5847/wjem.j.1920-8642.2025.079

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Development and validation of a predictive model for testicular atrophy after orchiopexy in children with testicular torsion

Jia Wei¹, Zixia Li¹, Yuexin Wei², Daxing Tang¹, Guannan Bai³, Lidong Men⁴, Shengde Wu², Xiang Yan¹()

¹Department of Urology, Children’s Hospital, Zhejiang University School of Medicine, National Clinical Research Center for Child Health, Hangzhou 310052, China
²Department of Urology, Children’s Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders
³Chongqing Key Laboratory of Structural Birth Defect and Reconstruction, Chongqing 400014, China
³Department of Child Health Care, Children’s Hospital, Zhejiang University School of Medicine, National Clinical Research Center for Child Health, Hangzhou 310052, China
⁴Department of Urology, the Fourth Hospital of Baotou, Baotou 014030, China

Received:2024-10-10 Accepted:2025-02-06 Online:2025-07-18 Published:2025-07-01
Contact: Xiang Yan E-mail:yanxiang@zju.edu.cn

1. supplementary tables and figures.zip(1944KB)

Abstract

Jia Wei, Zixia Li, Yuexin Wei, Daxing Tang, Guannan Bai, Lidong Men, Shengde Wu, Xiang Yan. Development and validation of a predictive model for testicular atrophy after orchiopexy in children with testicular torsion[J]. World Journal of Emergency Medicine, 2025, 16(4): 387-391.

Figures/Tables 3

Figure 1.

Table 1.

Table 2.

References 17

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3	Gang XH, Duan YY, Zhang B, Jiang ZG, Zhang R, Chen J, et al. Clinical characteristics of testicular torsion and factors influencing testicular salvage in children: a 12-year study in tertiary center. World J Clin Cases. 2024; 12(7): 1251-9.
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Variables	Non-atrophy group (n=68)	Atrophy group (n=40)	P-value
Age, month, mean±SD	133.82 ± 43.05	108.75 ± 58.29	0.012
Duration of symptoms, h, mean±SD	18.28 ± 27.70	39.73 ± 37.44	0.001
Torsion degree, degree, mean±SD	386.47 ± 248.82	501.75 ± 179.87	0.012
Testicular parenchymal echotexture, n (%)			0.001
Homogeneous	30 (44.1)	4 (10.0)
Nonhomogeneous	38 (55.9)	36 (90.0)
Treatment, n (%)			0.045
No	62 (91.2)	30 (75.0)
Yes	6 (8.8)	10 (25.0)
Affected side, n (%)			0.179
Left	41 (60.3)	30 (75.0)
Right	27 (39.7)	10 (25.0)
Intratesticular blood flow, n (%)			0.004
Visible	30 (44.1)	6 (15.0)
Invisible	38 (55.9)	34 (85.0)
Spiral torsion of the spermatic cord, n (%)			0.862
No	40 (58.8)	25 (62.5)
Yes	28 (41.2)	15 (37.5)
Abdominal pain, n (%)			0.009
No	66 (97.1)	32 (80.0)
Yes	2 (2.9)	8 (20.0)
Trauma, n (%)			0.200
No	63 (92.6)	40 (100.0)
Yes	5 (7.4)	0 (0.0)
Scrotal pain, n (%)			0.847
No	9 (13.2)	4 (10.0)
Yes	59 (86.8)	36 (90.0)
Nausea and vomiting, n (%)			0.174
No	55 (80.9)	37 (92.5)
Yes	13 (19.1)	3 (7.5)

Variables	Univariate analysis	P-value	Multivariate analysis	P-value
Variables	OR (95%CI)	P-value	OR (95%CI)	P-value
Age	0.990 (0.982-0.998)	0.015	0.989 (0.978-0.999)	0.033
Duration of symptoms	1.022 (1.008-1.039)	0.004	1.030 (1.011-1.054)	0.004
Torsion degree	1.002 (1.000-1.004)	0.016	1.002 (1.000-1.005)	0.046
Testicular parenchymal echotexture
Homogeneous	Reference		/	/
Nonhomogeneous	7.105 (2.499-25.705)	<0.001	/	/
Treatment
No	Reference		/	/
Yes	3.444 (1.169-10.973)	0.028	/	/
Intratesticular blood flow
Visible	Reference		Reference
Invisible	4.474 (1.753-13.090)	0.003	8.378 (2.156-46.226)	0.005
Abdominal pain
No	Reference		Reference
Yes	8.250 (1.934-56.801)	0.010	23.891 (3.719-255.446)	0.003

Development and validation of a predictive model for testicular atrophy after orchiopexy in children with testicular torsion

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