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Table 3 Univariate analysis of covariables and their association with RDT positive status at monthly follow-up in active cohort of children under five

From: Incremental impact on malaria incidence following indoor residual spraying in a highly endemic area with high standard ITN access in Mozambique: results from a cluster‐randomized study

Variable

Crude

(95% Conf. Interval)

p-value

IRR

Spray Status a

0.82

(0.79; 0.89)

 < 0.0001

Cluster size

Small

1.00

 

 < 0.0001

Medium

0.95

(0.89; 1.02)

Large

0.8

(0.75; 0.86)

Child gender b

0.95

(0.90; 1.01)

0.1077

Sibling tested positive c (n = 28,998, m = 1,534)

1.26

(1.18; 1.33)

 < 0.0001

Head of household with any formal education c (n = 28,998, m = 1534)

1.04

(0.98; 1.10)

0.1752

Head of household farmer c (n = 28,998, m = 1,534)

0.98

(0.91; 1.06)

0.6856

Electricity in the household c (n = 28,998, m = 1,534)

1.05

(0.76; 1.44)

0.7696

Child with history of fever in the last 48 h c (n = 29,005, m = 1,536)

1.90

(1.83; 1.98)

 < 0.0001

Participant slept under an ITN last night c (n = 27,479, m = 1,521)

0.78

(0.75; 0.81)

 < 0.0001

Number of ITNs in household d (n = 23,175, m = 1,535)

0.91

(0.90; 0.92)

 < 0.0001

Child age (in months) d

0.99

(0.99; 0.99)

 < 0.0001

Km to nearest health facility d

1.01

(1.01; 1.02)

 < 0.0001

  1. n = number of observations, m = number of subjects. (n = 29,020, m = 1,536), otherwise, specified. aCrude IRR for IRS vs. no-IRS cluster. bCrude IRR for Female vs. Male. cCrude IRR for Yes vs. No. dCrude IRR per unit increase. IRR incidence rate ratio