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Table 2 Multilevel regression analysis for the association between patients with at least one non-preventable AE or preventable AE during an admission and the number specialties

From: What are the safety risks for patients undergoing treatment by multiple specialties: a retrospective patient record review study

No. of specialties

No. of non-preventable

Model 1* OR

Model 2* OR

Model 3* OR

AE§

(95% CI)

(95% CI)

(95% CI)

One specialty (reference group) (n = 2117)

77

   

Two specialties (n = 924)

52

1.54 (1.03 to 2.30)

1.51 (1.01 to 2.25)

1.19 (0.78 to 1.83)

Three or more specialties (n = 955)

106

3.01 (2.09 to 4.34)

2.90 (2.01 to 4.18)

1.46 (0.95 to 2.26)

 

No. of preventable

Model 1* OR

Model 2* OR

Model 3* OR

 

AE§

(95% CI)

(95% CI)

(95% CI)

One specialty (reference group) (n = 2117)

51

   

Two specialties (n = 924)

55

2.15 (1.36 to 3.39)

2.21 (1.40 to 3.48)

2.15 (1.35 to 3.43)

Three or more specialties (n = 955)

77

2.78 (1.77 to 4.37)

2.88 (1.83 to 4.54)

2.31 (1.40 to 3.81)

  1. *Model 1: naïve model, corrections for sampling strategy (overrepresentation deceased patients and university hospitals); model 2: model 1 + corrections for age, sex and ICD9 main diagnostic groups; model 3: model 2 + corrections for admission characteristics: admission to intensive care, length of stay, urgency of admission and surgery during admission. § = actual number, not weighted.