Table 5.

Multivariate Logistic Regression Analysis of Risk Factors for Moderate or Worse Preventable and Possibly Preventable Diagnostic Errors

	AOR	95% CI	P
Frequency diagnosis observed in laboratory
Frequent	1.0	…	…
Less frequent	2.1	0.8–5.1	0.11
Rare/very rare	9.2	3.8–22.1	<0.001
Study location
Echocardiography laboratory	1.0	…	…
CICU	2.2	0.7–6.7	0.18
NICU	2.4	0.6–10.2	0.24
PICU	1.3	0.2–7.3	0.79
Recovery suite	7.9	1.4–43	0.017
Anatomic complexity
Low	1.0	…	…
Moderate	3.5	1.5–8.1	0.004
High	2.5	0.9–6.9	0.086
Weight at echocardiography, kg
>20	1.0	…	…
5–20	3.5	1.5–8.6	0.005
<5	3.5	1.1–10.6	0.031

Abbreviations as in Table 4.