Table 2.
Prevalence of multiple species helminth infections among 268 children from two schools in Yunnan province, P.R. China, stratified by school, sex and age.
| No infection | Single species infection | Dual species infection | Triple species infection | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Obs. | N | % | N | % | N | % | N | % | |
| All | 268 | 68 | 25.4 | 60 | 22.4 | 59 | 22.0 | 81 | 30.2 |
| School | |||||||||
| Bulangshan | 170 | 15 | 8.8 | 24 | 14.1 | 51 | 30.0 | 80 | 47.1 |
| Pu'er | 98 | 53 | 54.1 | 36 | 33.7 | 8 | 8.2 | 1 | 1.0 |
| Sex | |||||||||
| Female | 123 | 40 | 32.5 | 28 | 22.8 | 29 | 23.6 | 26 | 21.1 |
| Male | 145 | 28 | 19.3 | 32 | 22.1 | 30 | 20.7 | 55 | 37.9 |
| Age (years) | |||||||||
| 12-13 | 101 | 34 | 33.7 | 26 | 25.7 | 13 | 12.9 | 28 | 27.7 |
| 13-14 | 108 | 31 | 28.7 | 26 | 24.1 | 25 | 23.1 | 26 | 24.1 |
| > 14 | 59 | 3 | 5.1 | 8 | 13.5 | 21 | 35.6 | 27 | 45.8 |
Results obtained from duplicate Kato-Katz thick smears and a single FLOTAC test. All results were significant according to χ2 or Fisher's test, as appropriate (P < 0.01).