Table 1. Summary statistics for average daily hospital admissions and other population characteristics across the fourteen largest Spanish provinces, 2003–2012.
| Minimum | 25th percentile | Median | 75th percentile | Maximum | |
|---|---|---|---|---|---|
| Average # of daily hospital admissions | |||||
| Chronic obstructive pulmonary disease* | 1.3 | 3.7 | 5.6 | 8.1 | 33.1 |
| Asthma† | 0.9 | 1.7 | 5.3 | 8.8 | 9.6 |
| Population size (thousands) | 944 | 1,093 | 1,308 | 1,863 | 6,205 |
| Population ≥ 65 years (%) | 11.7 | 14.0 | 15.5 | 18.6 | 22.1 |
| Latitude‡ (degrees north) | 28.3 | 37.6 | 39.5 | 41.7 | 43.3 |
| Human development index§ | 91.3 | 93.1 | 94.2 | 96.1 | 98.8 |
| Population unemployed (%) | 9.8 | 10.8 | 13.2 | 18.4 | 22.3 |
| Population living in rural settings¶ (%) | 4.5 | 8.3 | 12.9 | 18.0 | 29.6 |
| Number of hospital beds per 1,000 population | 2.7 | 3.1 | 3.5 | 3.8 | 4.8 |
| Number of physicians per 1,000 population | 3.4 | 4.0 | 4.5 | 5.2 | 6.4 |
* Records from the fourteen largest Spanish provinces (Alicante, Asturias, Illes Balears, Barcelona, Cádiz, A Coruña, Madrid, Málaga, Murcia, Las Palmas, Sevilla, Valencia, Bizkaia, and Zaragoza)
† Restricted to the five provinces with pollen count information available (Asturias, Barcelona, Madrid, Murcia, and Zaragoza).
‡ Latitude of province centroid.
§ Composite index of life expectancy, education, and per capita income, with values close to 100 indicating higher levels of human development.
¶ Population living in municipalities with less than 10,000 inhabitants.