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Table 2 Comparison of maternal outcomes and hospital courses before and after PPH call implementation

From: Effectiveness of call system implementation for postpartum hemorrhage in a tertiary emergency medical center: a retrospective cohort study

 

Before a (n = 45)

After b (n = 66)

 
 

median (interquartile range) or frequency (%)

median (interquartile range) or frequency (%)

p-value

Maternal death

1

(2%)

0

(0%)

 > 0.99

Duration of hospital stay; days

6

(3.0–10.0)

4

(2.0–7.0)

0.016

Duration of ICU stay; days

0

(0.0–1.5)

0

(0.0–1.3)

0.686

Admission to ICU

14

(31%)

17

(26%)

0.667

Duration of ICU admission; days

2

(1.8–2.0)

2

(2.0–2.8)

0.294

Respirator use

12

(27%)

12

(19%)

0.482

Duration of ventilator support; days

0

(0.0–1.0)

0

(0.0–0.0)

0.367

AKI

7

(16%)

3

(5%)

0.087

TACO/TRALI

0

(0%)

0

(0%)

1.000

Hysterectomy

3

(7%)

5

(8%)

1.000

Composite adverse events

20

(44%)

20

(30%)

0.160

Blood transfusion initiation time; min

68.5

(31.5–144.3)

16.0

(9.0–66.0)

 < 0.001

RBC volume; U

6

(2.0–10.0)

6

(1.5–12.0)

0.825

FFP volume; U

4

(0.0–11.0)

4

(0.0–12.0)

0.898

Treatment

    

0.485

Conservative treatment

15

(33%)

19

(29%)

 

TAE alone

9

(20%)

9

(14%)

 

Operation

21

(47%)

38

(58%)

 

Oxytocin

23

(51%)

39

(59%)

0.441

Methylergometrine

6

(13%)

8

(12%)

1.000

Uterine balloon

5

(11%)

6

(9%)

0.755

  1. Before a, before PPH call implementation; After b, after PPH call implementation
  2. ICU intensive care unit, AKI acute kidney injury, TACO transfusion-associated circulatory overload, TRALI transfusion-related acute lung injury, RBC red blood cell, FFP fresh frozen plasma, TAE transcatheter arterial embolization