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Table 4 Baseline characteristics of the hospitals of the multiply imputed and propensity score-matched dataset

From: Open-chest versus closed-chest cardiopulmonary resuscitation in trauma patients with signs of life upon hospital arrival: a retrospective multicenter study

Variables

OCCPR (n = 531)

CCCPR (n = 531)

ASMD

ACS trauma center level, n (%)

 I

424 (79.9)

416 (78.3)

0.04

 II

107 (20.1)

115 (21.7)

0.04

Teaching status, n (%)

 University

377 (71.0)

362 (68.2)

0.06

 Community

125 (23.5)

136 (25.6)

0.05

 Non-teaching

29 (5.5)

33 (6.2)

0.03

  1. Abbreviations: OCCPR open-chest cardiopulmonary resuscitation, OCCPR closed-chest cardiopulmonary resuscitation, ASMD absolute standardized mean difference, ACS American College of Surgeons
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Critical Care

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