Risk factors for recurrent spontaneous pneumothorax: A population level analysis
Brooks V Udelsman1, David C Chang1, Michael Lanuti2
1Department of General Surgery, Massachusetts General Hospital, 55 Fruit Street, Boston, MA, USA.
American Journal of Surgery
|June 13, 2021
Summary
Recurrent spontaneous pneumothorax affects 26.2% of first-time patients. Younger age, Asian race, and tube thoracostomy increase risk, while mechanical pleurodesis reduces recurrence.
Area of Science:
- Pulmonary Medicine
- Thoracic Surgery
- Epidemiology
Background:
- Spontaneous pneumothorax recurrence poses a significant clinical challenge.
- Identifying risk factors is crucial for patient management and preventative strategies.
Purpose of the Study:
- To determine the incidence and identify risk factors for recurrent spontaneous pneumothorax.
- To compare the effectiveness of different pleurodesis methods in preventing recurrence.
Main Methods:
- A large cohort study utilizing the California Public Discharge Data file from 1995-2010.
- Inclusion criteria: patients with a first-time spontaneous pneumothorax.
- Statistical analysis: Cox regression to assess associations with clinical, patient, and hospital characteristics.
Main Results:
- A recurrence rate of 26.2% was observed among 14,609 patients with initial spontaneous pneumothorax.
- Significant risk factors for recurrence included younger age (<35 years), Asian ethnicity, and prior tube thoracostomy.
- Mechanical pleurodesis demonstrated superior efficacy in reducing recurrence risk compared to chemical pleurodesis.
Conclusions:
- Patients under 35, of Asian descent, and those who underwent tube thoracostomy face the highest risk of pneumothorax recurrence.
- Treatment decisions should weigh the risks of operative interventions against an individual patient's recurrence probability.
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