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Table 3 Sociodemographic and supply characteristics associated with expressed and revealed preference for proximity

From: Choice in maternity care: associations with unit supply, geographic accessibility and user characteristics

Population

Reason for choice is proximity (NPS1)

Closest unit was chosen (VS2)

Closest unit was chosen (NPS)

Level 2

   

Constant (std err)

−0.75 (0.11)

−0.53 (0.05)

−0.45 (0.13)

Distance to closest maternity unit (km)

   

<5

1

1

1

5-14

0.87 (0.75-1.00)

0.95 (0.87-1.04)

0.92 (0.76-1.10)

15-29

0.68 (0.55-0.83)

0.73 (0.66-0.81)

0.62 (0.48-0.80)

30+

0.62 (0.46-0.82)

0.54 (0.49-0.60)

0.47 (0.34-0.66)

Distance between 1st and 2nd closest maternity unit (km)

   

0

0.72 (0.63-0.83)

8.74 (8.30- 9.20)3

8.38 (7.07-9.93)3

1-4

1

1

1

5-14

1.61 (1.38-1.87)

1.63 (1.55-1.72)

1.67 (1.39-2.00)

15-29

2.70 (2.23-3.26)

3.87 (3.65-4.10)

3.29 (2.63-4.12)

30+

4.62 (3.63-5.89)

7.46 (6.91-8.06)

7.78 (5.67-10.67)

Units in a 15 km radius

   

<4

1

1

1

4+

1.03 (0.88-1.19)

0.35 (0.32-0.40)

0.44 (0.36-0.53)

Urban/rural

   

Urban

1

 

1

Peri-urban

1.06 (0.90-1.24)

0.91 (0.85-0.96)

1.05 (0.87-1.28)

Rural

1.46 (1.18-1.81)

0.85 (0.79-0.91)

0.96 (0.75-1.22)

Level 1

   

Maternal age

   

<25

1.28 (1.12-1.47)

1.08 (1.06-1.10)

1.17 (1.00.1.37)

25-29

1

1

1

30-34

0.94 (0.84-1.06)

0.97 (0.96-0.98)

1.00 (0.89-1.14)

35+

0.86 (0.74-1.01)

0.93 (0.91-0.95)

0.94 (0.80.1-12)

Parity

   

0

1

1

1

1

0.89 (0.80-0.98)

1.07 (1.06.1.09)

0.99 (0.88-1.12)

2

0.89 (0.77-1.04)

1.11 (1.10-1.14)

1.14 (0.97-1.34)

3+

0.90 (0.74-1.10)

1.18 (1.15-1.22)

1.17 (0.93-1.48)

Household socioeconomic status

   

Professional/managerial

1

1

1

Intermediate

1.06 (0.91-1.22)

1.10 (1.10-1.12)

1.23 (1.05-1.45)

Administrative, self-employed

1.20 (1.04-1.38)

1.22 (1.20-1.25)

1.35 (1.16-1.57)

Shop assistant, service workers

1.09 (0.92-1.29)

1.38 (1.35-1.41)

1.39 (1.15-1.68)

Skilled manual

1.33 (1.10-1.62)

1.45 (1.42-1.49)

1.82 (1.45-.2.28)

Unskilled manual

1.27 (0.97-1.66)

1.60 (1.56.1.64)

2.38 (1.71-3.31)

No occupation

1.39 (1.00-1.94)

1.30 (1.28-1.33)

1.56 (1.03-2.36)

  1. 1NPS: National Perinatal Survey.
  2. 2VS: Vital Statistics Registry.
  3. 3When units are located in the same commune, the distance between them is computed as zero; units in the same commune are all considered to be closest.