PMC6776347_01
Probability of observing a snakebite along with age.. Variation of probability of observing a snakebite along with age for a) low-educated, field-working, low-income males living in a high snakebite endemic area (solid line). b) higher educated, non-field working, middle-income females living in the same area and (dashed line). Grey colour bands represent the 95% confidence intervals.
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Snakebite risk was higher in middle-aged people compared both to younger and to older (Fig 2).
Spatial variation of ethnicity and snakebite incidence.. Spatial variation of A) ethnic groups and B) snakebite incidence in the sampled locations. Sinhalese lived in areas with relatively high snakebite incidence compared to other ethnic groups.
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Both ethnicity and snakebite incidence demonstrated spatial variation across the country (Fig 3).