Impact of population based indoor residual spraying in combination with mass drug administration on malaria incidence and test positivity in a high transmission setting in north eastern Uganda

Table 1 Changes in Malaria incidence rate (per 1000 population/month) in 2 sub counties in SE Uganda from July 2015 to May 2019

Study arm	Crude estimates		Incidence rate per 1000 population/month		Incidence rate difference 95% CI	Incidence rate ratio 95% CI	p-value
Study arm	Pre	During	Pre	During	Incidence rate difference 95% CI	Incidence rate ratio 95% CI	p-value
MDA + IRS
< 5 years	4946	1482	6.70	1.13	−5.60 (−5.57, −5.37)	0.17 (0.16–0.18)	< 0.001
≥ 5 years	16365	6454	22.18	4.96	−17.22 (−17.58, −16.86)	0.22 (0.22–0.23)	< 0.001
IRS
< 5 years	4026	3790	6.68	3.56	−3.11 (−3.35, −2.88)	0.53 (0.51, 0.56)	< 0.001
≥ 5 years	16146	8320	26.77	7.82	−18.96 (−19.40, −18.51)	0.29 (0.28, 0.30)	< 0.001

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