Table 1. Study population.
Groups | No. of subjects | Age (mean ± s.d.) | Age range | Sex (male/female) |
---|---|---|---|---|
NI | 8 | 32·14 ± 12·46 | 21–59 | 3/5 |
INF | 16 | 27·61 ± 17·46 | 9–58 | 6/10 |
RR | 23 | 27·21 ± 21·04 | 10–71 | 10/13 |
SR | 17 | 25·68 ± 16·64 | 9–69 | 7/10 |
NR | 19 | 49·36 ± 16·35 | 11–73 | 9/10 |
All | 83 | 32·4 ± 16·79 | 9–73 | 35/48 |
NI: non-infected individuals; INF: infected individuals; RR: individuals resistant to Schistosoma mansoni reinfection; SR: individuals susceptible to S. mansoni reinfection; NR: naturally resistant individuals.