Table 5 Predictors of time to first postpartum visit (N = 33,914)

Intercept

9.23

(7.24, 11.21)

 < 0.001

9.69

(7.61, 11.77)

 < 0.001

Age (years)

 < 20 years old

Reference

 20–29 years old

0.11

(-0.19, 0.41)

0.472

0.11

(-0.19, 0.41)

0.484

 30–39 years old

0.06

(-0.31, 0.42)

0.761

0.07

(-0.30, 0.43)

0.723

 > 40 years old

-0.15

(-0.64, 0.34)

0.553

-0.16

(-0.65, 0.32)

0.513

Education Level

 No education

Reference

 Some primary

-0.02

(-0.29, 0.24)

0.864

-0.05

(-0.31, 0.22)

0.737

 Completed primary

0.38

(0.06, 0.70)

0.020

0.34

(0.02, 0.66)

0.038

 Some secondary

-0.14

(-0.46, 0.18)

0.391

-0.21

(-0.53, 0.10)

0.184

 Completed secondary

-0.02

(-0.84, 0.81)

0.967

-0.11

(-0.93, 0.71)

0.792

All children currently living (yes)

0.00

(-0.32, 0.32)

0.999

0.029

(-0.29, 0.34)

0.859

Electricity at home (yes)

-0.10

(-0.34, 0.15)

0.439

-0.11

(-0.34, 0.13)

0.391

Drinking Water Source

 Surface water

Reference

 Tap pump outside

0.03

(-0.98, 1.04)

0.953

0.06

(-0.95, 1.06)

0.913

 Well

0.34

(-0.67, 1.35)

0.509

0.33

(-0.67, 1.34)

0.515

 Tap pump home

-0.19

(-1.13, 0.91)

0.835

-0.07

(-1.08, 0.94)

0.891

 Well home

0.13

(-1.24, 1.49)

0.855

0.06

(-1.28, 1.40)

0.931

 Other

0.48

(-1.41, 2.36)

0.622

0.49

(-1.39, 2.36)

0.612

Roof Material

 Scrap corrugated iron

Reference

 Corrugated iron sheets

-0.15

(-0.42, 0.11)

0.256

-0.11

(-0.37, 0.15)

0.412

 Thatched

-0.01

(-0.32, 0.30)

0.951

0.02

(-0.29, 0.33)

0.899

 Tiles / shingles

-0.48

(-1.84, 0.89)

0.492

-0.44

(-1.78, 0.89)

0.515

 Other

-0.92

(-1.94, 0.11)

0.080

-0.90

(-1.91, 0.12)

0.085

Floor Material

 Dirt

Reference

 Plastic mat

-1.42

(-2.35, -0.48)

0.003

-1.45

(-2.37, -0.53)

0.002

 Concrete

0.07

(-0.21, 0.34)

0.633

0.034

(-0.24, 0.31)

0.808

 Tiles

0.10

(-0.91, 1.10)

0.853

0.005

(-1.0, 1.01)

0.992

 Other

1.12

(-0.80, 3.03)

0.254

1.11

(-0.80, 3.02)

0.254

District

 Kaskazini B

Reference

 Kaskazini A

-2.90

(-4.67, -1.13)

0.001

-2.82

(-4.60, -1.03)

0.002

 Kati

-1.59

(-3.58, 0.40)

0.117

-1.70

(-3.70, 0.30)

0.096

 Maghribi

-1.28

(-3.20, 0.63)

0.189

-1.38

(-3.31, 0.55)

0.161

 Kusini

-2.83

(-4.81, -0.85)

0.005

-2.88

(-4.88, -0.88)

0.005

 Mkoani

-2.99

(-4.79, -1.20)

0.001

-3.15

(-4.95, -1.35)

 < 0.001

 Wete

-2.89

(-4.92, -0.85)

0.005

-2.84

(-4.89, -0.79)

0.007

 Micheweni

-3.53

(-5.44, -1.62)

 < 0.001

-3.33

(-5.26, -1.40)

 < 0.001

 Chake Chake

-1.90

(-3.75, -0.05)

0.045

-1.84

(-3.72, 0.04)

0.054

HIV Status

 Negative

Reference

 Positive

0.11

(-0.72, 0.94)

0.791

0.143

(-0.68, 0.97)

0.733

 Unknown or Unreported

1.81

(1.03, 2.59)

 < 0.001

1.51

(0.75, 2.27)

 < 0.001

Parity (births)

 0

Reference

 1–2

0.03

(-0.20, 0.26)

0.822

0.15

(-0.09, 0.39)

0.215

 3–4

0.06

(-0.22, 0.34)

0.662

0.20

(-0.08, 0.49)

0.165

 5–7

-0.04

(-0.35, 0.28)

0.818

0.11

(-0.21, 0.44)

0.504

 8 + 

0.20

(-0.24, 0.64)

0.381

0.36

(-0.09, 0.80)

0.114

Previous abortion (yes)

-0.13

(-0.34, 0.08)

0.237

-0.12

(-0.33, 0.08)

0.242

Previous stillbirth (yes)

-0.36

(-0.80, 0.08)

0.105

-0.40

(-0.83, 0.04)

0.074

Current pregnancy conditions present (yes)

0.11

(-0.40, 0.63)

0.666

0.12

(-0.40, 0.64)

0.659

Delivery Facility Type

 Referral hospital

Reference

 Home/In community delivery

-0.90

(-1.52, -0.28)

0.005

 Cottage hospital

-0.85

(-1.49, -0.22)

0.009

 PHCU + 

-1.28

(-1.92, -0.64)

 < 0.001

 District hospital

-0.43

(-1.12, 0.27)

0.233

 Delivery Facility Type: Other

-1.05

(-2.56, 0.45)

0.171

Cost From Home to Health Facility (Proxy for Distance)

 < 5,000 TSH

Reference

 5,000—9,999 TSH

0.12

(-0.23, 0.47)

0.491

 10,000—14,999 TSH

0.07

(-0.34, 0.48)

0.748

 15,000- 19,999 TSH

0.14

(-0.21, 0.48)

0.438

 > 20,000 TSH

0.40

(0.028, 0.77)

0.035

Receipt of at least one postpartum phone consultation (yes)

0.83

(0.43 1.23)

 < 0.001