Fig. 1.
Photographs showing some sampling sites: (a) Samanabad, (b) Gulberg, (c) Cantt, (d) Allama Iqbal Town.
Table 1.
Prevalence rates of Trichuris trichiura’s eggs, in overall and according to sampling urban areas, in soil samples of urban areas of Lahore, Punjab, Pakistan.
| Sampling urban areas | Number of soil samples | Infested | Prevalence (%±C.I.1) | P value |
|---|---|---|---|---|
| Allama Iqbal Town | 600 | 11 | 1.83±0.009 | 0.117 |
| Wapda Town | 600 | 6 | 1.00±0.007 | |
| Valenchia Town | 600 | 2 | 0.33±0.003 | |
| Cantt | 600 | 3 | 0.50±0.005 | |
| Gulberg | 600 | 6 | 1.00±0.007 | |
| Samanabad | 600 | 7 | 1.16±0.007 | |
| Total | 3600 | 35 | 0.97±0.003 |
Table 2.
Prevalence rates of Trichuris trichiura’s eggs, in overall and according to sampling seasons and months, in soil samples of urban areas of Lahore, Punjab, Pakistan.
| Sampling seasons or months1 | Number of soil samples | Infested | Prevalence (%±C.I.2) | P value |
|---|---|---|---|---|
| Autumn | 900 | 19 | 2.11±0.009 | 0.000* |
| Winter | 900 | 6 | 0.66±0.005 | |
| Springer | 900 | 2 | 0.22±0.003 | |
| Summer | 900 | 8 | 0.88±0.005 | |
| September | 300 | 10 | 3.33±0.019 | 0.000* |
| October | 300 | 7 | 2.33±0.017 | |
| November | 300 | 2 | 0.67±0.009 | |
| December | 300 | 3 | 1.00±0.011 | |
| January | 300 | 2 | 0.67±0.009 | |
| February | 300 | 1 | 0.33±0.005 | |
| March | 300 | 0 | 0.00±0.000 | |
| April | 300 | 1 | 0.33±0.005 | |
| May | 300 | 1 | 0.33±0.005 | |
| June | 300 | 2 | 0.67±0.009 | |
| July | 300 | 2 | 0.67±0.009 | |
| August | 300 | 4 | 1.33±0.013 | |
| Total | 3600 | 35 | 0.97±0.003 |