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Nomogram-based prediction of postoperative complications in patients with hypospadias after perididymis covering
Jin-Ming Dong1, Ya-Ke Gao2, Yan-Dong Yang1
1Department of Pediatric Surgery, Tangshan Maternal and Child Health Center, Tangshan, China.
Insights
This study identified key risk factors for complications after hypospadias surgery using perididymis covering. Age, urethra length, and penile curvature significantly impact outcomes, aiding in better surgical planning for pediatric urology patients.
Area of Science:
- Pediatric Urology
- Surgical Outcomes
- Risk Factor Analysis
Background:
- Hypospadias is a common congenital condition affecting the pediatric population.
- Perididymis covering is a frequently employed surgical technique for hypospadias repair.
- Postoperative complications following this procedure necessitate investigation into associated risk factors.
Purpose of the Study:
- To identify and analyze risk factors contributing to postoperative complications after perididymis covering in hypospadias treatment.
- To evaluate the predictive performance of a nomogram model for these complications.
Main Methods:
- A retrospective study of 204 hypospadias patients undergoing perididymis covering from May 2018 to May 2024.
- Comparison of baseline data between patients with and without postoperative complications.
- Binary logistic regression and ROC curve analysis to identify risk factors and assess predictive value.
Main Results:
- A complication rate of 30.88% was observed in the study cohort.
- Higher mean age and longer formed urethra lengths were associated with increased complications.
- A nomogram model demonstrated strong predictive value (AUC = 0.909) for postoperative complications.
Conclusions:
- Age, formed urethra length, hypospadias type, preoperative penile curvature, and surgical methods are significant predictors of complications.
- These identified factors can inform clinical decision-making to minimize postoperative complication rates in hypospadias surgery.
Background:
Hypospadias is a prevalent pediatric urological condition. Perididymis covering is often used as a surgical procedure for the treatment of hypospadias. This study aims to investigate the risk factors associated with postoperative complications following perididymis covering in the treatment of hypospadias.
Methods:
This study involved 204 patients with hypospadias who underwent perididymis cove ring at Tangshan Maternal and Child Health Hospital from May 2018 to May 2024. Patients were followed up for 1 year, with 63 experiencing complications (30.88%) and 141 not experiencing complications (69.12%). Baseline data from both groups were collected and compared. Binary logistic regression analysis was used to analyze the relationship between various factors and postoperative complications. The receiver operating characteristic (ROC) curve and the area under the curve (AUC) were utilized to evaluate the predictive value of the nomogram model for postoperative complications.
Results:
The complication group had a higher mean age and longer formed urethra lengths compared to the non-complication group. The types of hypospadias were categorized as intermediate, proximal, and those associated with preoperative penile curvature. The AUC for the nomogram model in the prediction of the postoperative complications was 0.909 [95% confidence interval (CI): 0.866-0.952], with a sensitivity of 0.746, a specificity of 0.929, and a Youden's index of 0.675.
Conclusions:
Age, length of the formed urethra, types of hypospadias, preoperative penile curvature, and surgical methods are significantly associated with postoperative complications following perididymis covering in patients with hypospadias. These indicators can guide the formulation of clinical treatment plans to reduce the incidence of postoperative complications.
