Table 3 Relative antibody responses against P. falciparum antigens at delivery by treatment arm in Madang, PNG, adjusted for confounding and interaction variables

Intervention arm^a

−3.0 (−13.4, 7.4)

0.6

−3.6 (−10.9, 3.7)

0.3

−7.4 (−17.9, 3.1)

0.2

2.6 (−7.0, 12.2)

0.6

1.0 (−14.2, 16.2)

−7.4 (−19.4, 4.5)

0.2

Gravidity

1

2

−2.0 (−8.3, 4.3)

0.5

−4.6 (−9.1, 0.2)

0.06

1.0 (−5.44, 7.42)

0.8

−0.7 (−6.6, 5.1)

0.8

50.3 (42.8, 57.9)

<0.0001

9.3 (2.5,16.1)

0.007

3

1.6 (−4.5, 7.6)

0.6

−0.5 (−4.8, 3.8)

0.8

1.9 (−4.3, 8.1)

0.6

5.72 (−0.04, 11.4)

0.06

32.8 (25.6, 40.1)

<0.0001

24.3 (17.9, 30.8)

<0.0001

Overall bed net use

No

Intermittent

−1.8 (−6.0, 2.4)

0.4

−0.5 (−3.4, 2.5)

0.8

−1.6 (−5.9, 2.7)

0.5

0.3 (−5.6, 10.5)

0.9

1.2 (−3.8, 6.2)

0.6

−2.6 (−7.2, 1.9)

0.3

Regular

−13.0 (−45.2, 19.2)

0.4

−5.3 (−28.1, 17.6)

0.7

−12.0 (−45.0, 20.9)

0.5

−2.5 (−32.7, 27.6)

0.9

25.4 (−13.1, 63.9)

0.2

−10.6 (−45.0, 23.8)

0.6

Residence

Urban

Peri-urban

0.3 (−8.4, 8.8)

0.9

−1.3 (−7.1, 5.9)

0.7

1.5 (−7.2, 10.2)

0.7

2.0 (−5.9, 10.0)

0.6

2.2 (−10.4, 14.9)

0.4

−1.9 (−11.8, 7.9)

0.7

Rural

8.6 (1.2, 15.9)

0.02

5.0 (−0.2, 10.0)

0.06

8.5 (1.2, 16.0)

0.02

8.5 (1.7, 15.2)

0.01

−4.1 (−14.8, 6.6)

0.7

−0.4 (−8.8, 8.0)

0.9

Migrant

13.0 (−1.3, 27.3)

0.07

−0.1 (−10.1, 10.0)

0.9

13.3 (−1.1, 27.7)

0.07

−1.1 (−14.3, 12.1)

0.9

6.4 (−14.4, 27.3)

0.5

2.7 (−13.7, 19.1)

0.8

Ethnicity

Madang/Morobe

Sepik

−4.7 (−11.0, 11.0)

0.2

0.3 (−4.7, 5.2)

0.9

−5.4 (−12.6, 1.7)

0.1

1.7 (−4.8, 8.2)

0.6

−1.6 (−11.9, 8.7)

0.8

4.7 (−12.8, 3.4)

0.2

Highlands

−12.3 (−21.9, −2.6)

0.01

−0.5 (−7.2, 6.2)

0.9

−10.9 (−20.6, −1.2)

0.03

−1.0 (−9.9, 7.7)

0.82

−3.7 (−17.7, 10.4)

0.8

−6.4 (−17.4, 4.7)

0.4

Others

−4.4 (−13.9, 5.2)

0.4

−2.5 (−9.3, 4.2)

0.5

−7.5 (−17.0, 2.2)

0.1

1.3 (−7.5, 10.1)

0.8

−2.4 (−16.5, 11.7)

0.9

−2.6 (13.5, 8.3)

0.6

SP-AZ-gravidity^a

1

2

−5.6 (−14.77, 3.56)

0.2

7.1 (0.57, −13.56)

0.1

−6.5 (−15.90, 2.87)

0.2

−3.5 (−12.10, 5.06)

0.4

−6.5 (−17.48, 4.50)

0.3

−0.3 (−10.1, 9.5)

1.0

3

−5.5 (−14.3, 5.6)

0.3

1.2 (−5.1, 7.5)

0.7

−7.6 (−16.7, 1.5)

0.1

−7.5 (−15.8, 0.8)

0.08

−5.6 (−16.2, 5.0)

0.3

0.01 (−9.5, 9.5)

1.0

SP-AZ-residence^a

Urban

Peri-urban

5.0 (−7.7, 17.6)

0.4

2.1 (−6.7, 11.0)

0.6

2.9 (−9.9, 15.7)

0.7

−1.1 (−12.8, 10.6)

0.9

−8.2 (−26.8, 10.3)

0.4

8.4 (−6.1, 23.0)

0.3

Rural

2.7 (−8.2, 13.6)

0.6

2.7 (−5.0, 10.3)

0.5

7.5 (−3.5, 18.5)

0.2

−3.9 (−14.0, 6.1)

0.4

−2.8 (−18.7, 13.1)

0.7

7.7 (−4.8, 2.2)

0.2

Migrant

1.2 (−19.5, 21.9)

0.9

7.2 (−7.3, 21.7)

0.3

−5.63 (−26.55, 15.29)

0.6

3.7 (−15.43, 22.78)

0.7

−17.6 (−47.8, 12.6)

0.3

0.5 (−23.3, 24.2)

1.0

SP-AZ-ethnicity^a

Madang/Morobe

Sepik

0.02 (−11.0, 11.00)

1.0

1.9 (−5.9, 9.6)

0.6

5.1 (−6.0, 16.2)

0.4

−4.6 (−14.7, 5.6)

0.4

−1.6 (−17.7, 14.4)

0.8

11.5 (−1.1, 24.1)

0.07

Highlands

−1.0 (−16.0, 14.0)

0.9

−1.3 (−11.8, 9.2)

0.8

1.6 (−13.6, 16.7)

0.8

−5.53 (−19.4, 8.3)

0.4

−2.8 (−24.7, 19.1)

0.8

6.7 (−10.6, 23.9)

0.5

Others

0.5 (−14.2, 13.1)

0.9

3.3 (−6.3, 12.9)

0.5

6.6 (−7.2, 20.5)

0.4

−3.6 (−16.2, 9.0)

0.6

−1.0 (−21.1, 19.2)

0.9

−3.6 (−19.3, 12.1)

0.7