Figure 3From: Hydrology and public health: linking human leptospirosis and local hydrological dynamics in Trinidad, West Indies Distribution of leptospirosis confirmed cases in Trinidad, 1998–2008: (a) observed number of cases, O , for each of 520 communities, i ; (b) Standardized Incidence Ratio ( SIR i ) for each community; (c) kernel map of estimated SIR i , including pseudo t -values shown as contour lines. Back to article page