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Table 1 Characteristics of patients with and without recurrent episodes of RF

From: Adherence to secondary prophylaxis and disease recurrence in 536 Brazilian children with rheumatic fever

  Patients with recurrent episodes of RF (n = 88) Patients without recurrent episodes of RF (n = 448) P value
Age (median, years) 9 14 < 0.0001
Sex (female) 38% 56% 0.003
Non-adherence 54.5% 20% < 0.0001
Adequate frequency to appointments 79% 90% 0.07
Lost to follow-up 37.5% 29% 0.14