Table 2 Distribution of the traffic indicators
From: Host and environmental predictors of exhaled breath temperature in the elderly
| Â | Percentile | |||||
|---|---|---|---|---|---|---|
Traffic indicator | Mean ± SD | 5th | 25th | 50th | 75th | 95th |
Distance: freeway, m | 3538 ± 1334 | 810 | 2848 | 3748 | 4236 | 5292 |
Distance major road, m | 644 ± 458 | 99 | 272 | 539 | 1011 | 1347 |
Distance major intense road, m | 608 ± 515 | 67 | 228 | 518 | 1010 | 1239 |
Density: 200-m buffer, vehicles*km/day | 2317 ± 3131 | 0 | 186 | 1130 | 2747 | 10338 |
Density: 300-m buffer, vehicles*km/day | 6001 ± 6448 | 0 | 1716 | 3596 | 6890 | 19937 |
Density: 500-m buffer, vehicles*km/day | 16973 ± 14057 | 1141 | 6465 | 10143 | 28241 | 42636 |
Density: 1000-m buffer, vehicles*km/day | 65695 ± 31910 | 23160 | 34747 | 67948 | 92375 | 112646 |