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Table 1 Comparison of mortality rates and associated odds of mortality among different WSES classes of pelvic injuries in the NTDB 2015

From: Accuracy of the WSES classification system for pelvic ring disruptions: an international validation study

Outcomes

Minor (N = 37,785)

Moderate (N = 3638)

Severe (N = 2740)

p value

All pelvic injury patients (N = 44,163)

 Mortality rate (N, %)

677 (1.8%)

140 (3.8%)

291 (10.6%)

< 0.001*

 Odds of mortality

(Baseline)

2.194 (1.823–2.640)

6.513 (5.643–7.517)

< 0.001

Outcomes

Minor (N = 25,046)

Moderate (N = 2074)

Severe (N = 3743)

p value

Patients with isolated pelvic injuries (N = 30,863)

 Mortality rate (N, %)

355 (1.4%)

64 (3.1%)

305 (8.1%)

< 0.001*

 Odds of mortality

(Baseline)

2.215 (1.691–2.901)

6.170 (5.273–7.220)

< 0.001

  1. Mortality rate: N (percentage), odds of mortality: odds (95% confidence interval)
  2. WSES = World Society of Emergency Surgery, NTDB = National Trauma Data Bank
  3. *Chi-square test, Logistic regression