Table 5 Characteristics and intensity of infection with S. haematobium in 2040 children from 20 schools in Lusaka Province, Zambia, 2004
From: Zero adjusted models with applications to analysing helminths count data
Variable | Mean (std. dev) | Number (%) |
|---|---|---|
Intensity of infection | ||
No infection (0 eggs/ml: epm) | 1726 (84.6) | |
Light infection (1-100 epm) | 139 (6.8) | |
Mod/heavy infection (> 100 epm) | 44 (2.2) | |
Age (years) | 9.98 (2.14) | |
6-9 years | 1130 (55.4) | |
10-15 years | 900 (44.1) | |
Sex | ||
Female | 1027 (50.4) | |
Male | 1000 (49.0) | |
Altitude | ||
Plateau | 723 (35.4) | |
Valley | 1316 (64.5) | |
NDVI | 138.2 (5.1) | |
TMAX | 19.6 (2.9) | |
Snail abundance (B. globosus) | 25.3 (29.9) |