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Table 3 Characteristics of patients included in medical record review pre and post implementation (n = 96 for each sample)

From: Implementation study of a 5-component pediatric early warning system (PEWS) in an emergency department in British Columbia, Canada, to inform provincial scale up

Sample characteristic

Pre-implementation

n (%)

Post-implementation

n (%)

p-value *

Female / male

52 (54.2) / 44 (45.8)

39 (40.6) / 57 (59.4)

0.08

Age

 0–3 months

22 (22.9)

17 (17.7)

0.16

 4–11 months

4 (4.2)

11 (11.5)

 1–3 years

20 (20.8)

23 (24.0)

 4–6 years

14 (14.6)

18 (18.8)

 7–11 years

16 (16.7)

17 (17.7)

 12–16.9 years

20 (20.8)

10 (10.4)

Most responsible diagnosis a

 Respiratory

23 (24.0)

26 (27.1)

0.24

 Gastrointestinal

10 (10.4)

19 (19.8)

 Hyperbilirubinemia

10 (10.4)

8 (8.3)

 Other diagnosis

53 (55.2)

43 (44.8)

Discharge disposition from ED

 Transferred to higher level of care

37 (38.5)

22 (22.9)

0.03

 Admitted internally

59 (61.5)

74 (77.1)

CTAS level

 CTAS 1

7 (7.3)

10 (10.4)

0.05

 CTAS 2

44 (45.8)

43 (44.8)

 CTAS 3

40 (41.7)

28 (29.2)

 CTAS 4

5 (5.2)

15 (15.6)

  1. CTAS Canadian Triage and Acuity Scale, ED Emergency Department, PEWS Pediatric Early Warning System
  2. * P-value calculated with Fisher’s exact test for count data
  3. a 3% entries missing during pre-implementation review. Diagnosis based on most affected system. If multiple diagnoses were presented in discharge summary, priority was given to the first one written