Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Demographics.
| Male/female | Age (SD) | Age ≤ 18 | LRS | |
|---|---|---|---|---|
| A (2010) | 40/60 | 44 (17) | 12 | 25 |
| B (2015) | 36/64 | 34 (18) | 29 | 39 |
| p value | N/S | <0.001 | <0.01 | <0.05 |
Age (SD): average patient's age (standard deviation).
Age ≤ 18: number of patients, 18 years old or younger.
LRS: number of patients with asthma or lower respiratory symptoms.
A (2010): Group A, including tests performed in or before 2010.
B (2015): Group B, including tests performed in 2014 and 2015.
N/S: not significant.
