Skip to main content

Table 2 Health care utilization. Data are unweighted or weighted by age, sex and troponin

From: Examining the translational success of an initiative to accelerate the assessment of chest pain for patients in an Australian emergency department: a pre-post study

 

Unweighted Data

Weighted Data

Pre-Implementation* (n = 5764)

Post-Implementation* (n = 6866)

Difference (95% CI)

Pre-Implementation†

Post-Implementation†

Difference (95% CI)

Proportion of patients accelerated

173 (3.0%)

2878 (41.9%)

39.0% (37.5 to 40.3%)

3.0% (2.6–3.5%)

34.4% (33.1 to 35.8%)

31.4% (30.0 to 32.8%)

ED assessment period, hours

 Median (IQR)

9.0 (5.9 to 14.8)

7.4 (4.8 to 12.5)

−1.6 (−1.8 to − 1.4)

9.0 (5.9–14.8)

7.4 (4.8 to 12.1)

−1.6 (− 1.8 to − 1.4)

 Mean (95% CI)

11.1 (10.9 to 11.3)

9.7 (9.5–9.9)

−1.4 (− 1.7 to − 1.1)

11.1 (10.9–11.3)

9.5 (9.4 to 9.7)

−1.5 (− 1.8 to − 1.2)

ED assessment period excluding high risk patients, hours

 Median (IQR)

10 (7.0 to 17.3)

7.5 (4.9 to 13.5)

−2.5 (−2.8 to − 2.2)

10 (7.0 to 17.3)

7.6 (4.9 to 13.5)

−2.4 (− 2.7 to − 2.1)

 Mean (95% CI)

12.3 (12.1 to 12.6)

10.1 (9.9 to 10.3

−2.3 (− 2.6 to − 2.0)

12.3 (12.1 to 12.6)

10.1 (9.9 to 10.3)

−2.3 (− 2.6 to − 2.0)

Hospital length of stay, hours

 Median (IQR)

36.7 (16.8–97.3)

24.7 (8.1 to 78.5)

−12.1 (− 14.8 to −9.4)

36.7 (16.8–97.3)

34.4 (10.5 to 99.6)

−2.3 (−6.0 to 1.3)

 Mean (95% CI)

82.6 (78.7 to 86.5)

67.5 (64.5 to 70.5)

−15.1 (− 19.8 to − 10.4)

82.4 (78.6 to 86.2)

80.9 (77.1 to 84.7)

−1.5 (− 6.7 to 3.7)

Hospital length of stay excluding high risk patients, hours

 Median (IQR)

24.0 (13.7–58.90)

19.5 (6.9 to 51.7)

−4.5 (−5.4 to −3.6)

24.0 (13.6 to 59.5)

20.3 (7.3 to 54.2)

−3.7 (−4.7 to −2.8)

 Mean (95% CI)

50.2 (47.7 to 52.9)

47.9 (45.5 to 50.3)

−2.4 (−5.8 to 1.1)

50.4 (47.7 to 52.8)

50.2 (47.7 to 52.7)

−0.2 (−3.7 to 3.3)

  1. CI confidence interval, IQR Interquartile range, ED Emergency Department. * Data are n (%), mean (95% CI), and median (IQR) † Data are n (95% CI), mean (95% CI) or median (IQR)