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Table 8 Time series analysis (ARIMA) of cases and deaths, against malaria control interventions

From: A steep decline of malaria morbidity and mortality trends in Eritrea between 2000 and 2004: the effect of combination of control methods

Univariate analysis   
Effect on malaria morbidity (number of cases)   
  β coefficient Probability
ITNs (number distributed) -0.125 0.005
Number of ITNs retreated -0.016 0.02
IRS (kg of DDT & Malathion) -2.352 0.05
Malathion (kg) -3.270 0.05
CHAs trained (number) -55.483 0.6
Rainfall 275.95 0.4
Population protected -0.728 0.11
Effect on case fatality (number of deaths)   
  β coefficient Probability
IRS (kg of DDT & Malathion) -0.002 0.08
Health workers trained 0.226 0.03
Abate (litres) -0.468 0.3
Multivariate
Effect on malaria morbidity (number of cases)
  β coefficient Probability
ITNs -0.1663 0.13
IRS 0.832 0.45
Case fatality
  β coefficient Probability
ITNs -0.00011 0.6
IRS 0.0006 0.9