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Table 2 Results of logistic multilevel regression analyses of PPH per region

From: Regional differences in severe postpartum hemorrhage: a nationwide comparative study of 1.6 million deliveries

 

Unadjusted

Adjusted for

     
  

Maternal characteristics

Pregnancy characteristics

Medical interventions

Health care setting

All

% Change in OR: unadjusted vs adjusted for all

Region

       

Amsterdama

1.02 (0.92-1.13)

1.12 (1.01-1.24)

1.08 (0.96-1.20)

1.02 (0.92-1.13)

1.00 (0.91-1.10)

1.05 (0.94-1.17)

3

Rotterdama

0.94 (0.85-1.04)

1.05 (0.94-1.17)

0.97 (0.86-1.08)

0.91 (0.82-1.02)

0.86 (0.78-0.94)

0.90 (0.80-1.01)

−5

The Haguea

1.00 (0.89-1.12)

1.04 (0.93-1.16)

0.99 (0.88-1.12)

0.91 (0.81-1.03)

0.91 (0.82-1.02)

0.84 (0.74-0.94)

−20

Utrechta

0.89 (0.82-0.97)

0.92 (0.85-1.00)

0.94 (0.86-1.02)

1.00 (0.91-1.10)

0.89 (0.82-0.96)

1.02 (0.92-1.13)

12

Groningen

0.80 ( 0.69-0.92)

0.83 (0.72-0.96)

0.77 (0.66-0.90)

0.73 (0.63-0.84)

0.75 (0.66-0.86)

0.71 (0.61-0.82)

−13

Friesland

0.88 (0.76-1.03)

0.91 (0.79-1.06)

0.78 (0.66-0.91)

0.73 (0.63-0.85)

0.86 (0.75-0.98)

0.70 (0.60-0.82)

−26

Drente

0.83 (0.72-0.95)

0.85 (0.74-0.97)

0.78 (0.67-0.90)

0.73 (0.63-0.83)

0.80 (0.70-0.90)

0.71 (0.62-0.82)

−16

Overijssel

0.91 (0.82-1.01)

0.92 (0.93-1.03)

0.84 (0.74-0.94)

0.81 (0.73-0.91)

0.92 (0.83-1.01)

0.83 (0.74-0.93)

−10

Gelderland

1.01 (0.93-1.08)

1.02 (0.94-1.09)

0.95 (0.88-1.03)

0.92 (0.85-1.00)

1.02 (0.95-1.09)

0.92 (0.85-1.01)

−9

Utrecht

Ref

Ref

Ref

Ref

Ref

Ref

 

Noord Holland

1.10 (1.01-1.21)

1.12 (1.02-1.22)

1.06 (0.97-1.17)

1.02 (0.93-1.12)

1.08 (1.00-1.18)

0.98 (0.89-1.08)

−13

Zuid Holland

1.05 (0.96-1.15)

1.07 (0.98-1.16)

1.03 (0.94-1.14)

0.96 (0.88-1.05)

0.99 (0.91-1.07)

0.89 (0.81-0.98)

−18

Zeeland

1.05 (0.87-1.26)

1.07 (0.89-1.28)

0.96 (0.79-1.16)

0.98 (0.81-1.18)

0.94 (0.80-1.12)

0.88 (0.73-1.07)

−19

Noord Brabant

1.03 (0.94-1.13)

1.04 (0.95-1.14)

1.02 (0.92-1.12)

0.95 (0.86-1.04)

1.02 (0.94-1.11)

0.97 (0.88-1.06)

−7

Limburg

1.04 (0.92-1.17)

1.05 (0.93-1.18)

1.00 (0.88-1.14)

0.90 (0.80-1.02)

0.97 (0.87-1.08)

0.86 (0.76-0.98)

−20

Flevoland

1.07 (0.94-1.23)

1.10 (0.96-1.26)

0.93 (0.80-1.08)

0.93 (0.81-1.07)

1.05 (0.93-1.20)

0.87 (0.74-1.01)

−24

  1. aCity.
  2. Level used was the unique code for each hospital and community midwife practice.
  3. Maternal characteristics: Age, Parity, Ethnicity, SES.
  4. Pregnancy characteristics: Singleton pregnancy, Gestational age, Birth weight, Pre-eclampsia, Perinatal Death.
  5. Medical interventions: Induction of labor, Mode of delivery, Perineal laceration, Placental removal.
  6. Health care setting: Place of delivery.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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