Table 4.
Association between asthma indicators and allergies among U.S. children with current asthma, 2018
| Children with current asthma | |||||||
|---|---|---|---|---|---|---|---|
|
|
|||||||
| With allergies | Without allergies | p-value | |||||
| Prevalence of asthma indicators | Prev, % (95% CI) |
Unadjusted PR (95% CI) |
aPR (95% CI) |
Prev, % (95% CI) |
Unadjusted PR (95% CI) |
aPR (95% CI) |
|
|
| |||||||
| Asthma attack | 57.8 (50.9, 64.4) |
1.19 (0.97, 1.45) |
1.18 (0.98, 1.43) |
48.6 (40.5, 56.8) |
Ref | Ref | 0.088 |
| Missed school days | 49.5 (42.2, 56.9) |
1.32
(1.02, 1.73) |
1.33
(1.03, 1.72) |
37.4 (29.4, 46.0) |
Ref | Ref | 0.031* |
| Medication use | |||||||
| Taken quick relief inhaler in past 3 months | 70.4 (63.3, 76.6) |
1.15 (0.98, 1.35) |
1.16 (0.99, 1.36) |
61.4 (52.9, 69.3) |
Ref | Ref | 0.091 |
| Take preventative medication daily | 33.7 (28.1, 39.8) |
1.89
(1.32, 2.71) |
1.89
(1.32, 2.71) |
17.8 (12.9, 24.2) |
Ref | Ref | <0.001* |
| Healthcare use | |||||||
| Emergency department visit | 20.6 (16.0, 26.2) |
1.29 (0.81, 2.04) |
1.34 (0.85, 2.10) |
16.0 (10.9, 23.0) |
Ref | Ref | 0.266 |
| Hospitalization | 5.3† (2.8, 9.8) |
2.77 (0.84, 9.11) |
3.08 (0.95, 9.97) |
§ | Ref | Ref | 0.089 |
aPR, adjusted prevalence ratio (adjusted for age, sex, and race/ethnicity); CI, confidence interval; PR, prevalence ratio; Prev, prevalence; Ref, referent.
Bold numbers statistically significant.
*
Statistically significant.
†
Relative standard error ≥30% unreliable estimate.
§
Relative standard error is ≥50% suppressed estimate.