Table 1.
Characteristics of the variables included in the study in Hunan and Jiangxi Provinces, People’s Republic of China.
| Variable | Hunan Province |
Jiangxi Province |
Total |
|---|---|---|---|
| Total number of households with GPS coordinates | 1099 | 1250 | 2349 |
| Number of administrative villages | 8 | 8 | 16 |
| Number of household members | 4367 | 5657 | 10,024 |
| Number with Schistosoma japonicum infection | 141 | 33 | 174 |
| Number of male participants | 989 | 1061 | 2050 |
| Number of female participants | 916 | 958 | 1874 |
| Age of the survey participants (year), mean (SD) | 46.4 (10.5) | 47.8 (6.9) | 47.2 (12.3) |
| Distance from household to nearest waterbody (km), mean (SD) | 1.22 (1.55) | 0.73 (0.94) | 0.96 (1.28) |
| Walking distance to health facilities (min), mean (SD) | 108 (108) | 143 (107) | 126 (109) |
| Average monthly temperature (°C), mean (SD) | 17.2 (0.1) | 17.6 (0.1) | 17.4 (0.2) |
| Average monthly precipitation (mm), mean (SD) | 107.6 (3.1) | 129.4 (3.7) | 119.2 (11.4) |
| Average monthly solar radiation (kJ m−2 day−1), mean (SD) | 13,629 (87) | 14,703 (93) | 14,201 (544) |
| Elevation (m), mean (SD) | 34.3 (5.7) | 19.8 (17.5) | 26.6 (15.2) |
GPS, global positional system; SD, standard deviation.