Table 1.
Characteristics of cases and controls for the population-based matched case-control dataset from the Pediatric Medicaid population in Detroit, Michigan, 2004-2006.
| Characteristics | Case | Control | Total |
|---|---|---|---|
| Number of subjects | 5338 | 9308 | 14646 (100%) |
| Gender | |||
| Male | 31761 (59.5%)2 | 5500 (59.1%) | 8676 (59.2%) |
| Female | 2162 (40.5%) | 3808 (40.9%) | 5970 (40.8%) |
| Race | |||
| Caucasian | 224 (4.2%) | 408 (4.4%) | 632 (4.3%) |
| African American | 4966 (91.9%) | 8493 (91.2%) | 13459 (91.9%) |
| Indian | 1 (<0.1%) | 1 (<0.1%) | 2 (<0.1%) |
| Other/Unknown | 34 (0.6%) | 85 (0.9%) | 119 (0.8%) |
| Hispanic | 113 (2.1%) | 322 (3.5%) | 435 (2.9%) |
| Age(years) | |||
| 0-5 | 2782 (52.1%) | 4751 (51.0%) | 7533 (51.4%) |
| 6-10 | 1388 (26.0%) | 2490 (26.8%) | 3878 (26.5%) |
| 11-17 | 1168 (21.9%) | 2067 (22.2%) | 3235 (22.1%) |
| Distance from primary road (m) | 1386.43 (20-5847) 4 | 1437.0 (20-5951) | 1418.7 (20-5951) |
| Distance from secondary road (m) | 1342.2 (20-5099) | 1347.2 (20-5129) | 1344.5 (20-5129) |
1 Count
2 Percentage
3 Mean
4 Range
Characteristics of patients in the population-based matched case-control data set of asthma from the pediatric Medicaid population in Detroit, Michigan, 2004-2006. The data were summarized in the form of counts and percents across gender, race, and age groups, and in the form of mean and ranges of distance from major roads by case-control status.