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Table 1 Antibody responses to MSP1-19 and AMA-1

From: Avidity of anti-malarial antibodies inversely related to transmission intensity at three sites in Uganda

Antigen

Age group (years)

Site

No of participants

Median age (IQR)

Median OD (IQR)

p value

Walukuba vs Kihihi

Walukuba vs Nagongera

Kihihi vs Nagongera

MSP1-19

1–4

Walukuba

12

3 (2–4)

0.71 (0.60–1.10)

0.08

0.041

0.44

Kihihi

18

3 (1–4)

0.90 (0.70–1.17)

Nagongera

24

1 (1–3)

1.00 (0.73–1.29)

5–15

Walukuba

16

12 (6–13)

0.80 (0.65–1.25)

0.5

0.4

0.8

Kihihi

76

12 (8–13)

0.89 (0.63–1.12)

Nagongera

74

11 (7–13)

0.87 (0.63–1.17)

>15

Walukuba

64

28 (20–40)

0.82 (0.61–1.1)

0.029

0.011

0.4

Kihihi

181

35 (25–48)

0.97 (0.70–1.27)

Nagongera

116

39 (25–55)

1.00 (0.67–1.30)

Total

  

581

AMA-1

1–4

Walukuba

18

2 (1–3)

0.86 (0.59–1.10)

0.95

0.18

0.19

Kihihi

21

3 (2–4)

0.79 (0.65–1.11)

Nagongera

63

3 (2–4)

0.92 (0.67–1.2)

5–15

Walukuba

76

9 (6–12)

0.92 (0.67–1.07)

0.005

0.0001

0.6

Kihihi

125

11 (8–13)

1.1 (0.80–1.15)

Nagongera

251

9 (7–12)

1.1 (0.85–1.2)

>15

Walukuba

89

27 (22–32)

0.72 (0.61–0.88)

0.0001

0.0007

0.62

Kihihi

197

34 (22–47)

0.85 (0.68–1.1)

Nagongera

189

34 (22–50)

0.87 (0.65–1.1)

Total

  

1029

  1. Statistically significant values (p < 0.05) are in italics