Skip to main content

Table 1 Baseline characteristics-comparing baseline infection groups

From: Ascaris co-infection does not alter malaria-induced anaemia in a cohort of Nigerian preschool children

Characteristic Level Infection group p-value
   No infection Ascaris only Malaria only Co-infection  
   (N = 77) (N = 72) (N = 245) (N = 296)  
Age (months) Mean ± SD   34.0 ± 13.9 34.4 ± 11.6 33.4 ± 13.1 35.5 ± 12.9 0.332
Age (years) 1 26 (34.7%) 15 (21.7%) 64 (28.1%) 63 (22.5%) 0.078
  2 15 (20.0%) 22 (31.9%) 71 (31.1%) 82 (29.3%)  
  3 16 (21.3%) 24 (34.8%) 48 (21.1%) 74 (26.4%)  
  4 18 (24.0%) 8 (11.6%) 39 (17.1%) 57 (20.4%)  
  5 0 (0.0%) 0 (0.0%) 6 (2.6%) 4 (1.4%)  
Sex Male 38 (50.0%) 33 (45.8%) 123 (51.3%) 156 (52.7%) 0.767
  Female 38 (50.0%) 39 (54.2%) 117 (48.7%) 140 (47.3%)  
SES-Indexª Mean ± SD   13.1 ± 2.5 12.5 ± 2.1 12.1 ± 2.6 11.9 ± 2.4 0.003
Weight-for-height z-score (WHZ) Mean ± SD   −0.66 ± 0.91 −0.66 ± 0.94 −0.69 ± 0.88 −0.59 ± 0.87 0.636
Haemoglobin (g/dL) Mean ± SD   10.1 ± 1.4 10.1 ± 1.5 9.0 ± 1.5 9.3 ± 1.6 < 0.001
Anaemia Normal Hb 22 (28.6%) 22 (30.6%) 20 (8.2%) 45 (15.2%) < 0.001
  Mild 24 (31.2%) 19 (26.4%) 48 (19.6%) 57 (19.3%)  
  Moderate 30 (39.0%) 30 (47.7%) 159 (64.9%) 173 (58.5%)  
  Severe 1 (1.3%) 1 (1.3%) 18 (7.4%) 21 (7.1%)  
  1. ª Socio-economic status.