Trauma & major bleeding

Severe Splenic Injuries in Patients With Multiple Trauma

JAMA SurgPublished Retrospective cohort study

Authors' conclusion

This study found that splenic salvage in patients with multiple trauma was associated with decreased mortality, fewer complications, and shorter hospital course compared with splenectomy.

Study context

Population
Adults with multiple trauma and severe blunt splenic injuries, ACS Trauma Quality Improvement Program database, January 2017 to December 2022
Participants
12,930 adults
Exposure
Splenic angioembolization or observation vs open splenectomy
  • Open splenectomy (OS)n = 3,390reference
  • Splenic angioembolization (SAE)n = 2,537
  • Observation (OBS)n = 7,003
Outcome
In-hospital mortality
Methodological detailsmultivariable regression, registry database (ACS TQIP), sensitivity analysis
  • Multivariable regression
  • Registry database (ACS TQIP)
  • Sensitivity analysis

Main finding

As reported in the abstract

Each group vs OSHazard ratio (95% CI)P value
SAE
0.62(0.49–0.80)
P < 0.001
OBS
0.61(0.50–0.74)
P < 0.001

Observational data: associations, not effects.

Secondary outcomes

OutcomeOR (95% CI)P value
Complications, failed NOM vs upfront OS (subgroup)Failed NOM vs Upfront OS3.09 (2.22–4.30)P < 0.001
Complications, failed NOM vs upfront OS (subgroup)Failed NOM vs Upfront OS · second of two reported ORs ('respectively')1.46 (1.21–1.76)P < 0.001
Outcomeβ (95% CI)P value
Hospital LOSSAE vs OS−1.37 (−2.03 to −0.71)P < 0.001
Hospital LOSOBS vs OS−1.33 (−1.93 to −0.74)P < 0.001
ICU LOSSAE vs OS−1.42 (−1.87 to −0.96)P < 0.001
ICU LOSOBS vs OS−1.34 (−1.75 to −0.92)P < 0.001

Hypotensive patients (subgroup)

No increase in mortality, complications, or hospital course

Safety

OutcomeOR (95% CI)P value
ComplicationsSAE vs OS0.74 (0.64–0.86)P < 0.001
ComplicationsOBS vs OS0.75 (0.66–0.85)P < 0.001

Complications

OS had more acute respiratory distress syndrome (ARDS), cardiac arrest, and severe sepsis

Original publication

Severe Splenic Injuries in Patients With Multiple Trauma. JAMA Surg. Published 1 April 2026. doi:10.1001/jamasurg.2026.0016

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