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Table 4 Analysis of the causes of adverse events in the observational and control groups [n (%)]

From: Application of comprehensive unit-based safety program model in the inter-hospital transfer of patients with critical diseases: a retrospective controlled study

causes of adverse events [n (%)] Control group(n = 202) Observational group(n = 224) χ2 P
Disease-related 40 (19.80) 28 (12.5) 4.222 0.040
Staff-related 18 (8.91) 9 (4.02) 4.284 0.038
Equipment-related 6 (2.97) 0 4.779# 0.029
Environment-related 12 (5.94) 4 (1.79) 5.073 0.024
  1. Footnote: #4.77 was continuous correction