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Fig. 4 | BMC Infectious Diseases

Fig. 4

From: Temporal decline in diarrhea episodes and mortality in Kiribati children two years following rotavirus vaccine introduction, despite high malnutrition rates: a retrospective review

Fig. 4

Interrupted time series analysis of the monthly incidence rate of under 5 s admitted with SAM1 in the pre- (January 2010–December 2013) and post-rotavirus vaccine (January 2016–September 2017) periods3, TCH2, Kiribati.1 SAM = severe acute malnutrition. 2 TCH = Tungaru Central Hospital. 3 Vertical line on figure denotes the month rotavirus vaccine was introduced. Legend: The purple solid line is the pre-rotavirus vaccine trend based on the model fitted to the observed data in the pre-vaccine period; the purple dashed line is extrapolated from the model fitted to the pre-vaccine data and represents the counterfactual trend that would be expected if the vaccine had not been introduced; the orange solid line is the post-vaccine trend based on the model fitted to the observed data two years post-vaccine introduction

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