Asthma in California Report
This report presents a comprehensive picture of the burden of asthma in the state, compiling all available asthma surveillance data into a single source.
Included in the Report
- Asthma rates over time and by age, sex, race/ethnicity, and other characteristics
- Comparisons of California’s rates to national goals
- Data on asthma prevalence, morbidity, health care utilization & quality
- Special sections on environmental risk factors and work-related asthma
Key Findings Include:
Overall asthma prevalence
- Approximately 5.2 million people in California have asthma.
- In 2014, 13.8% of adults and 13.7% of children had been diagnosed with asthma at some point in their lives (lifetime asthma); 8.1% of adults and 9.4% of children had current asthma.
- Asthma prevalence has not changed significantly since 2001.
Asthma prevalence among different populations
- Asthma prevalence among children ages 5-17 is 20-40% higher than among adults.
- Among adults, both lifetime and current asthma prevalence are higher for females than males.
- Gay/lesbian and bisexual men and women have 40-60% higher asthma prevalence than straight men and women.
- Hispanics and Asians born in the U.S. are more than twice as likely to have current or lifetime asthma than Hispanics and Asians born outside of the U.S.
- On average, people with asthma are exposed to 2-3 asthma triggers in the home. About 10 percent of adults and 5 percent of children with current asthma are exposed to secondhand smoke in the home.
Asthma prevalence by race/ethnicity
- Asthma prevalence among Blacks is about 30% higher than among Whites.
- Asthma prevalence among AI/AN is more than 40% higher than among Whites.
- There are variations in asthma prevalence within the Hispanic ethnic group. Lifetime asthma prevalence ranges from 35.8% among Puerto Ricans (2.3 times higher than among Whites) to 6.5% among South Americans.
- There are also variations in asthma prevalence within the Asian racial/ethnic group. Lifetime asthma prevalence ranges from 16.9% among Filipinos to 5.7% among Koreans.
An accompanying set of slides summarizes the key findings in the report and provides graphs and charts in an easily usable format. You can download both the report and slideshow below. In addition, you may also access the 2007 report.