Table 1 The percentage of demand divided into zones of accessibility according to travel time
From: Effect of centralization on geographic accessibility of maternity hospitals in Finland
| Accessibility level (travel time in hours) | Current situation (22 hospitals) | 16 largest hospitals | Location-allocation analysis | Best possible coverage a | ||
|---|---|---|---|---|---|---|
| Straight p-median | Sequential p-median | Capacitated p-median | ||||
| Excellent (< 0.5) | 69.4 | 63.7 | 61.1 | 63.6 | 60.4 | 63.9 |
| Good (< 1) | 93.1 | 86.4 | 89.6 | 87.5 | 88.4 | 90.0 |
| Moderate (< 2) | 99.5 | 97.3 | 99.4 | 99.0 | 99.4 | 99.5 |
| Poor (≥ 2) | 0.5 | 2.7 | 0.6 | 1.1 | 0.6 | – |
| Mean | 26 min 23 s | 33 min 35 s | 30 min 23 s | 31 min 6 s | 30 min 50 s | |
| Capacity of hospital | ||||||
| Maximum | 10488 | 10488 | 17515 | 10488 | 8999 | |
| Minimum | 582 | 1126 | 1056 | 1419 | 1056 | |