Table 1.
Mean county daily hospital admissions per day by morbidity category and air quality and meteorologic data, 2000–2003.
| Fresno | Kern | Riverside | Sacramento | San Diego | Santa Clara | |
|---|---|---|---|---|---|---|
| Hospitalizations admission category (age) | ||||||
| Respiratory (< 19 years) | 6.1 | 3.9 | 10.2 | 4.8 | 9.8 | 6.1 |
| Respiratory (< 5 years) | 4.7 | 3.0 | 7.7 | 3.5 | 7.1 | 4.8 |
| Respiratory (5–18 years) | 1.4 | 0.9 | 2.5 | 1.3 | 2.7 | 1.3 |
| Asthma (< 19 years) | 1.7 | 0.8 | 2.4 | 1.3 | 2.8 | 1.4 |
| Pneumonia (< 19 years) | 1.5 | 1.7 | 3.6 | 1.4 | 2.7 | 1.7 |
| Acute bronchitis (< 19 years) | 1.9 | 0.8 | 2.6 | 1.2 | 2.2 | 1.7 |
| County characteristics | ||||||
| Population (1,000s) | 799 | 662 | 1,545 | 1,223 | 2,814 | 1,683 |
| Mean temperature (°F) | 64.7 | 65.5 | 65.4 | 61.0 | 61.4 | 57.5 |
| Mean relative humidity (%) | 56.6 | 57.7 | 58.7 | 68.7 | 74.2 | 68.0 |
| Mean PM2.5 | 22.4 | 21.4 | 28.8 | 14.8 | 15.6 | 15.0 |
| No. of days in analysis | 373 | 283 | 279 | 381 | 227 | 324 |