Table 6 Multivariable logistic regression results of impact of intervention on six-week service uptake outcomes

OR

CI

Sign.

OR

CI

Sign.

OR

CI

Sign.

OR

CI

Sign.

OR

CI

Sign.

OR

CI

Sign.

  Standard of care

1

1

1

1

1

1

  Enhanced referral

1.34

0.85–2.10

1.32

0.84–2.07

1.97

1.09–3.58

*

6.22

3.95–9.80

***

1.11

0.83–1.50

1.22

0.80–1.86

  Enhanced referral & escort

1.75

1.13–2.71

*

0.65

0.39–1.10

2.82

1.60–4.98

***

7.50

4.77–11.78

***

1.28

0.96–1.71

†

1.11

0.72–1.71

  N

875

791

1110

1713

3254

3258

  Chi-square

6.41

*

7.96

*

14.13

***

118.79

***

2.95

0.89

  Degrees of freedom

2

2

2

2

2

2

 Study Arm

AOR

CI

Sign.

AOR

CI

sign.

AOR

CI

Sign.

AOR

CI

Sign.

AOR

CI

Sign.

AOR

CI

Sign.

  Standard of care

1

1

1

1

1

1

  Enhanced referral

1.34

0.85–2.11

1.33

0.84–2.12

2.05

1.11–3.79

*

6.60

4.17–10.45

***

1.16

0.85–1.58

1.28

0.84–1.96

  Enhanced referral & escort

1.73

1.11–2.69

*

0.62

0.36–1.05

†

2.99

1.66–5.36

***

7.75

4.91–12.23

***

1.30

0.96–1.75

†

1.14

0.73–1.76

 Entry Site^a

  SFH HTC - Cairo Road

1

1

1

1

1

  Chawama Clinic - MCH

1

0.93

0.48–1.80

0.46

0.23–0.92

*

1.80

0.63–5.17

  Chawama Clinic - Out Patient Ward (VMMC)

0.75

0.32–1.75

1.53

0.50–4.70

  Kamwala Clinic - TB, STI & HIV Clinic

0.83

0.38–1.80

0.30

0.06–1.40

0.76

0.34–1.71

1.87

1.06–3.28

*

3.38

1.37–8.35

**

  Kapata Urban Clinic, MCH

1.31

0.87–1.96

1.70

0.93–3.09

†

1.02

0.58–1.81

1.92

0.73–5.08

  Kapata Urban Clinic, TB, STI & HIV

1.04

0.53–2.04

1.59

0.71–3.53

2.18

1.19–3.97

*

0.64

0.37–1.12

1.88

0.79–4.45

  Chipata Gen Hosp - OP VMMC

1.03

0.43–2.45

1.29

0.39–4.27

  SFH New Start

1.06

0.53–2.12

3.41

1.62–7.19

**

0.83

0.42–1.63

2.75

1.68–4.51

***

4.00

1.77–9.05

***

  SFH VMMC

1.37

0.45–4.18

1.34

0.27–6.71

  Male

1

1

  Female

1.70

1.22–2.36

**

0.78

0.49–1.25

 Age

1.00

0.95–1.04

0.97

0.93–1.02

1.01

0.96–1.06

1.00

0.97–1.04

1.05

1.03–1.08

***

1.03

0.99–1.06

 Highest grade completed

1.00

0.94–1.06

0.97

0.91–1.04

0.99

0.91–1.08

1.00

0.96–1.05

0.93

0.89–0.96

***

1.02

0.96–1.08

 Marital Status

  Not currently married

1

1

1

1

1

1

  Currently married/living with partner

0.85

0.53–1.34

2.57

1.61–4.08

***

1.26

0.63–2.52

1.28

0.91–1.78

0.94

0.70–1.26

0.73

0.48–1.12

 Number of children

1.00

0.84–1.18

1.10

0.93–1.30

0.91

0.73–1.14

1.00

0.89–1.12

1.02

0.93–1.12

1.07

0.93–1.23

 Residence

  Urban

1

1

1

1

1

1

  Rural

0.53

0.20–1.42

1.66

0.63–4.36

1.02

0.33–3.15

1.10

0.57–2.10

0.93

0.54–1.60

1.01

0.47–2.19

 Employment status

  Not working

1

1

1

1

1

1

  Currently working

1.38

0.94–2.03

1.13

0.75–1.72

0.58

0.35–0.96

*

1.38

1.04–1.83

*

1.19

0.91–1.54

1.04

0.71–1.51

 Number of household assets

0.94

0.86–1.03

1.08

0.97–1.20

1.18

1.05–1.33

**

0.93

0.87–1.00

*

0.98

0.92–1.05

0.91

0.83–0.99

*

 Distance to health facility^c

1.00

0.91–1.10

0.99

0.94–1.04

1.02

0.98–1.06

0.99

0.94–1.04

0.98

0.94–1.02

1.00

0.97–1.04

  N

865

783

1092

1695

3218

3222

  Chi-Square

15.70

36.68

***

56.89

***

172.07

***

199.87

***

46.67

***

  Degrees of Freedom

12

14

14

16

20

20