Distribution of daily environmental variables and daily hospital admissions for GI illness among the elderly of Philadelphia (1992–1993)
| 10% | 25% | 50% | 75% | 90% | mean | |
|---|---|---|---|---|---|---|
| Hospital admissions | ||||||
| By age | ||||||
| 65–74 | 0 | 1 | 2 | 4 | 5 | 2.4 |
| 75+ | 2 | 3 | 5 | 7 | 9 | 5.7 |
| By plant | ||||||
| Belmont Plant | 0 | 1 | 1 | 2 | 3 | 1.6 |
| Queen Lane Plant | 0 | 1 | 2 | 3 | 4 | 2.3 |
| Baxter plant | 2 | 3 | 4 | 5 | 7 | 4.2 |
| Environmental data | ||||||
| Temperature (°F) | 34 | 42 | 55 | 71 | 78 | 56 |
| Mean turbidity (ntu) | ||||||
| City | 0.14 | 0.16 | 0.19 | 0.21 | 0.23 | 0.19 |
| Belmont Plant | 0.13 | 0.15 | 0.18 | 0.21 | 0.25 | 0.19 |
| Queen Lane Plant | 0.14 | 0.16 | 0.20 | 0.24 | 0.27 | 0.20 |
| Baxter Plant | 0.13 | 0.15 | 0.17 | 0.19 | 0.21 | 0.17 |