Fig. 2.

Seasonality in diarrhoea-related hospitalizations among young children before the introduction of a rotavirus vaccine, Mexico, 2003–2006

Note: In each plot, the median numbers of diarrhoea-related admissions in children younger than 60 months in each month of the year in 2003 to 2006 are shown as a black line. The range of values is indicated by the green shading. The figure shows the values recorded in all 346 health ministry study hospitals and – in separate plots – the values recorded in the study hospitals located in states with generally high, intermediate or low socioeconomic status.