Figure 3. Results of the survival analysis (confidence intervals not shown), showing the proportion of patients surviving over the period from first onset of symptoms for the different groups of patients. The dashed line is the West African dataset from Yorke (28) (vertical bars represent censored observations). The solid line is the 1901–1910 Mengo dataset and the dotted line the Tororo 1988–1990 dataset from Odiit et al. (22).
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