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Table 4 Voluntarily reported adverse drug events pre- and post-deployment of the pediatric Advanced Dosing Model

From: Using a computerized provider order entry system to meet the unique prescribing needs of children: description of an advanced dosing model

Unit

Pre-ADM

Post-ADM

PICU

  

   No. events

421

410

   No. ADEs

53

31

   % ADEs (CI)

12.6 (9.4-15.8)

7.5 (5.0-10.1)

   % change (p value)

-39.9 (0.016*)

   No. patient days

14,027

14,370

   ADEs per 1000 patient days (CI)

3.8 (2.8-4.8)

2.2 (1.4-3.0)

   % change (p value)

-42.9 (0.012*)

NICU

  

   No. events

567

272

   No. ADEs

75

23

   % ADEs (CI)

13.2 (10.4-16.0)

8.5 (5.2-11.8)

   % change (p value)

-36.1 (0.044*)

   No. patient days

45,627

26,122

   ADEs per 1000 patient days (CI)

1.6 (1.2-2.0)

0.9 (0.5-1.3)

   % change (p value)

-46.4 (0.006*)

  1. Pre-period begins on 9/17/2004 and ends the day before the CPOE deployment dates for each unit described in Table 1. Post-period begins the day of CPOE deployment and ends 12/31/2009. CI = confidence interval. *Significant by 2-way Pearson's chi-square test.