After these steps all independent and dependent variables were combined into a single GIS database based upon the 132 parishes of Stockholm municipality (Table 2 shows a description of the dataset).
All data was provided by the municipality (Table 2).
Case-patients and controls had significant differences in human and livestock densities per municipality (Table 1).
Although only 52% of water-sampled homes were within city/town limits, 83% were on a water system, usually operated by a municipality (Table 1).
Otherwise the respondents were representative of Norwegian GPs with respect to age, sex, number of patients listed and population size of practice municipality (Table 1).
This illustrated that some of the area-level variance could be explained by variations in women's individual characteristics within each municipality (Table 3).
While job demands, decision latitude, job strain and isostrain was not related to purchase of antidepressant medication the highest level of poor social support at work was associated with an increased risk among employees in the municipality (Table 3).
Peru has negative significant correlation values across all census dates indicating that the fraction of natural pastures increased as the fraction of total pasture lands increased for each municipality (Table 5).
Within the Rotterdam Study, multiple sources for potential events are consulted, namely the linkage of the medical records and pharmacy data to the study database, regular screening of medical records at the GPs' office, follow-up interviews and examination at the research center, and consultation of the central registry of the local municipality (Table 1).
A breakdown of the results into sub-districts of the Ho municipality (Table 4) showed that out of a total of the 2,348 cases that occurred in year 2002 within the Ho municipality, Ho-Shia sub-district, where the disease apparently started, recorded the highest numbers (1,536).
