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Table 3 Correlations between cytokine levels and different parasitaemias

From: Impact of placental Plasmodium falciparum malaria infection on the Cameroonian maternal and neonate’s plasma levels of some cytokines known to regulate T cells differentiation and function

Cytokines

% IRBCs of impression smear (from placenta tissue) (n = 108)

Placental blood parasitaemia

Peripheral blood parasitaemia

rs

P value

rs

P value

rs

P value

IL-28 A per

0.20

0.02

−0.10

0.28

0.20

0.03

IL-28 A pla

−0.15

0.12

−0.12

0.20

−0.12

0.21

IL-28 A cord

−0.15

0.10

−0.14

0.13

−0.11

0.24

IL-27 per

0.28

0.002

0.23

0.015

0.30

0.001

IL-27 pla

−0.05

0.54

−0.003

0.97

−0.03

0.68

IL-27 cord

−0.01

0.83

−0.005

0.95

−0.002

0.98

IL-17 E per

0.21

0.028

−0.12

0.19

0.20

0.029

IL-17 E pla

−0.002

0.98

−0.05

0.54

−0.02

0.77

IL-17 E cord

−0.14

0.13

−0.14

0.13

−0.10

0.28

IL-6 per

0.09

0.35

0.18

0.05

0.17

0.07

IL-6 pla

−0.01

0.84

0.04

0.61

0.01

0.85

IL-6 cord

−0.002

0.98

0.07

0.44

0.04

0.64

  1. The Spearman’s rank order correlation test was used
  2. Significant p values are in italics (p ≤ 0.05)
  3. r s Coefficient of correlation; IRBCs infected red blood cells; Per Peripheral plasma; Pla Placental plasma; Cord Cord plasma; IL Interleukin