Table 1. Demographic and clinical characteristics of the study population.
| Hepatosplenic schistosomiasis (n = 20) | Controls (n = 17) | P | |
| Age, years (Mean ± SD) | 42.2±9.2 | 34.8±15.2 | 0.09 |
| Male, % | 50 | 53 | 1.0 |
| Systolic blood pressure, mmHg | 114±18 | 122±9 | 0.21 |
| Diastolic blood pressure, mmHg | 73±10 | 79±5 | 0.07 |
| Time of disease, years | 15.5±11.5 | --- | --- |
| Splenomegaly, % | 100 | --- | --- |
| Prior splenectomy, % | 70 | --- | --- |
| Periportal fibrosis, % | 95 | --- | --- |
| Esophageal varices, % | 95 | --- | --- |
| Previous upper gastrointestinal bleeding, % | 55 | --- | --- |
| Intestinal disorders, % | 30 | --- | --- |
| Hepatomegaly, % | 20 | --- | --- |
| Positive stool examination for S. mansoni eggs, % | 75 | --- | --- |
| Positive liver biopsy, % | 25 | --- | --- |
Data are shown as mean ± SD or percentages. Significant P <0.05 vs. control by Student' t and Fisher's exact tests.