Table 3 The association between hypertensive disorders during pregnancy and maternal and neonatal healthcare utilization and cost among Medicaid mothers

Maternal Post-Discharge Healthcare Utilization and Costs

 Healthcare Utilization

  Hospitalizations (OR)

1.06

(0.93, 1.21)

0.40

1.23

(0.99, 1.53)

0.06

1.43

(1.24, 1.66)

<0.01

1.04

(0.75, 1.43)

0.83

  Hospitalizations, count (IRR)

1.18

(1.05, 1.32)

0.01

1.29

(1.08, 1.53)

<0.01

1.58

(1.40, 1.78)

<0.01

1.19

(0.92, 1.53)

0.18

  ED visits (OR)

1.06

(0.98, 1.15)

0.15

1.25

(1.08, 1.44)

<0.01

1.15

(1.05, 1.26)

<0.01

1.22

(1.00, 1.50)

0.06

  ED visits, count (IRR)

1.11

(1.07, 1.16)

<0.01

1.32

(1.24, 1.40)

<0.01

1.09

(1.04, 1.13)

<0.01

1.03

(0.94, 1.13)

0.56

 Healthcare Cost

  Total allowed pharmacy cost (mean difference)

$117

($60, $179)

0.01

-$20

(-$172, $151)

0.81

$204

($142, $271)

<0.01

$299

($94, $541)

<0.01

  Total allowed medical cost (mean difference)

$390

($215, $575)

<0.01

$1,040

($670, $1,447)

<0.01

$242

($44, $454)

0.02

$581

($79, $1,158)

0.02

Neonatal Healthcare Utilization and Costs

 NICU admission (OR)

1.21

(1.11-1.31)

<0.01

1.30

(1.12-1.51)

<0.01

2.41

(2.21-2.63)

<0.01

4.87

(4.01-5.90)

<0.01

 NICU allowed cost

(mean difference)

-$188

(-$422, -$67)

0.14

$4

(-$663, $784)

0.99

$4212

($3548, $4940)

<0.01

$13,163

($9,992, $17,077)

<0.01

 NICU length of stay (mean difference), among those with a NICU admission

-2.26

(-3.16, -1.28)

<0.01

1.26

(-0.79, 3.63)

0.24

3.65

(2.37, 5.05)

<0.01

8.87

(5.37, 13.04)

<0.01