Effect of surgeon and hospital characteristics on outcome after pyloromyotomy
Daphne P Ly1, J G Liao, Randall S Burd
1Department of Surgery, Division of Pediatric Surgery, Robert Wood Johnson Medical School, New Brunswick, New Jersey 08903, USA.
Insights
Higher surgeon and hospital experience in pyloric stenosis surgery leads to fewer complications and shorter hospital stays for infants. This highlights the importance of specialized care for better surgical outcomes.
Area of Science:
- Pediatric Surgery
- Healthcare Outcomes Research
Background:
- Previous research suggests improved outcomes with increased surgeon experience after pyloromyotomy.
- Infants with pyloric stenosis may benefit from treatment by specialty-trained pediatric surgeons or at dedicated children's hospitals.
Purpose of the Study:
- To investigate the impact of surgeon and hospital characteristics on complications, length of stay, and hospital charges following pyloromyotomy.
- To analyze the association between surgeon and hospital volume and patient outcomes.
Main Methods:
- Utilized data from a nationally representative sample of 1277 infants undergoing pyloromyotomy in the U.S. Kids' Inpatient Database (2000).
- Stratified surgeon and hospital volumes into quintiles.
- Performed multivariate analyses accounting for patient, surgeon, and hospital-level covariates to assess outcomes.
Main Results:
- Higher surgeon volume correlated with significantly fewer operative complications (90% lower risk for highest volume surgeons).
- Higher hospital volume was associated with a shorter length of stay.
- No significant association was found between surgeon volume and length of stay or charges.
- No significant association was found between hospital volume and charges or complication risk.
Conclusions:
- Increased surgeon and hospital volume are linked to better outcomes for infants treated for pyloric stenosis.
- Further research into the specific factors contributing to these improved outcomes could enhance pediatric surgical care.
Background:
Previous studies have suggested that the outcome after pyloromyotomy is improved with increased surgeon experience. Others have proposed that infants with pyloric stenosis are best treated by specialty-trained pediatric surgeons or at children's hospitals.
Hypothesis:
Surgeon and hospital characteristics affect complications, length of stay, and hospital charges after pyloromyotomy.
Design:
Data for a nationally representative sample of infants (n = 1277) who underwent pyloromyotomy in 2000 in the United States were obtained from the Kids' Inpatient Database. Surgeon and hospital volumes were stratified into quintiles. Multivariate analyses were performed to analyze the impact of surgeon and hospital volume on length of stay, charges, and major operative complications using models that accounted for the hierarchical structure of patient-, surgeon-, and hospital-level covariates.
Results:
No association between surgeon volume and either length of stay or charges was observed. Higher surgeon volume, however, was associated with fewer complications (P<.001). Surgeons with the highest volume had a 90% lower risk of complications than those with the lowest volume. Higher hospital volume was associated with shorter length of stay (P<.001). No association between hospital volume and either charges or risk of complications was observed.
Conclusions:
Higher surgeon and hospital volumes are associated with better outcome among infants who are treated for pyloric stenosis. Identification of aspects of medical and surgical treatment that account for this finding may lead to improvement in the outcome of infants undergoing pyloromyotomy.
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