Table 2.
Demographic Characteristics by Histamine Response Classification.
| Group 1 (N = 27) | Group 2 (N = 9) | Group 3 (N = 7) | |
|---|---|---|---|
| Demographic characteristics by group | |||
| Age (years, mean ± SD) | 13 ± 3 | 13 ± 3 | 11 ± 4 |
| Male N (%) | 18 (67) | 6 (67) | 4 (57) |
| White non-hispanic N (%) | 14 (52) | 6 (67) | 4 (57) |
| African American N (%) | 11 (41) | 0(0) | 3 (43) |
| Hispanic N (%) | 2 (7) | 3 (33) | 0 (0) |
| Weight (mean ± SD) | 57 ± 22 | 71 ± 8 | 51 ± 19 |
| Height (mean ± SD) | 156 ± 3 | 159 ± 8 | 152 ± 7 |
| BMI (mean ± SD) | 23 ± 7 | 27 ± 2 | 21 ± 3 |
| History of Asthma N (%) | 22 (81) | 6 (67) | 4 (57) |
| History of hospitalization for asthma N (%) | 13(59) | 2 (33) | 2 (50) |
BMI, body mass index.
Demographic characteristics expressed in mean ± standard deviation (SD) or numbers (N) and percentages (%) by group classification (Group 1 hyporesponsive; Group 2 neutro-responsive group; and Group 3 hyper-responsive).
No difference was observed for age, gender, race, weight, height, BMI, history of asthma, or asthma hospitalization between groups, P > .05.