Double blind clinical study comparing doxepin and imipramine in depression.
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Biomedical subjects
Publications and source records attributed to K Z Hasan.
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The impact of a water, sanitation and hygiene education intervention project on diarrhoeal morbidity in children under 5 years old was evaluated in a rural area of Bangladesh. Data were collected throughout 1984-1987, covering both pre- and post-intervention periods, from an intervention and a control area. The 2 areas were similar with respect to most socio-economic characteristics and baseline levels of diarrhoeal morbidity. The project showed a striking impact on the incidence of all cases of diarrhoea, including dysentery and persistent diarrhoea. By the end of the study period, children in the intervention area were experiencing 25% fewer episodes of diarrhoea than those in the control area. This impact was evident throughout the year, but particularly in the monsoon season, and in all age groups except those less than 6 months old. Within the intervention area, children from households living closer to handpumps or where better sanitation habits were practised experienced lower rates of diarrhoea. These results suggest that an integrated approach to environmental interventions can have a significant impact on diarrhoeal morbidity.
A house-to-house, cross-sectional, population study of epilepsy on 24,130 individuals of all ages from southern Pakistan indicates an age-specific prevalence rate of 9.99 in 1,000 (14.8 in 1,000 in rural and 7.4 in 1,000 in urban areas) for recurrent, nonfebrile "active" epilepsy in Pakistan. Mean onset of epilepsy was 13.3 years, and 74.3% epileptic persons were aged < 19 years at onset of the disorder. The most common seizure type was tonicclonic in 77% [primary generalized tonic-clonic (GTC) in 59% and secondarily generalized in 18%], simple partial (SPS) in 5%, complex partial (CPS) in 6%, generalized absence in 1%, tonic in 3%, and myoclonic in 3% cases. Multiple seizures types in the same person were evident in 9.6% of only the generalized group. A putative cause could be suggested in 38.4% of cases: 32% had a positive family history of epilepsy, most common among siblings. Common perceived precipitants included fever in 29.2% and emotional disturbances in 16.6%. Only 3% of epileptic persons believed that their illness was due to super-natural causes. Treatment status was very poor, with only 2% rural and 27% urban epileptic persons receiving antiepileptic drugs (AEDs) at the time of the survey. We discuss the logistic and management problems of population-based epidemiologic studies in developing countries.