Table 5 Regression results adjusted for variations at health facility level and seasonality, Jan 2016–Mar 2017
Time in months in relation to IRS with Actellic 300 CS | Adjusted percentage point changes (pp) in confirmed Malaria | 95% confidence interval | P-value | |
|---|---|---|---|---|
Percentage point changes before IRS intervention | ||||
 Jan 2016 | Ref. |  |  |  |
 Feb 2016 | − 0.05 | − 0.58 | 0.47 | 0.836 |
 March 2016 | − 1.03 | − 1.60 | − 0.45 | < 0.001 |
 April 2016 | − 0.35 | − 0.83 | 0.13 | 0.153 |
 May 2016 | 0.66 | 0.14 | 1.17 | 0.012 |
 June 2016 | 0.97 | 0.53 | 1.40 | < 0.001 |
 July 2016 | 0.71 | 0.27 | 1.16 | 0.002 |
Percentage point changes after IRS intervention | ||||
 August (spray month) | Ref |  |  |  |
 Sept (1 months after IRS) | − 0.07 | − 0.98 | 0.84 | 0.878 |
 Oct (2 month after IRS) | − 0.18 | − 1.09 | 0.74 | 0.702 |
 Nov (3 month after IRS) | − 0.13 | − 1.04 | 0.78 | 0.781 |
 Dec (4 month after IRS) | − 0.39 | − 0.85 | 0.05 | 0.085 |
 Jan 17 (5 month after IRS) | − 0.60 | − 1.08 | − 0.12 | 0.015 |
 Feb 17 (6 month after IRS) | − 1.19 | − 1.79 | − 0.60 | < 0.001 |
 Mar 17 (7 month after IRS) | − 1.97 | − 2.10 | 0.12 | 0.081 |