Table 3 Baseline characteristics of study participants (N = 2038)
Baseline community characteristics | All ages  (N = 2038) | Children; aged 1– < 18 years  (N = 1018) | Adults; aged ≥ 18 years  (N = 1020) |
|---|---|---|---|
| Â | n (%) | n (%) | n (%) |
Mean haemoglobin (g/L, (SD)) | 131 (16)a | 126 (13)a | 136 (16)a |
Non-anaemic | 1 731 (85) | 872 (86) | 859 (84) |
Mildly anaemic | 222 (11) | 95 (9.3) | 127 (13) |
Moderately/severely anaemicb | 86 (4.2) | 51 (5.0) | 33 (3.3) |
Ascaris spp. prevalence | 501 (25) | 302 (30) | 199 (20) |
N. americanus prevalence | 1 238 (61) | 522 (51) | 716 (70) |
Ancylostoma spp. prevalence | 99 (4.9) | 44 (4.3) | 55 (5.4) |
G. duodenalis prevalence | 261 (13) | 203 (20) | 58 (5.7) |