Pos | Bib | Athlete | Mark | Details | Reaction Time | |
---|---|---|---|---|---|---|
1 | 2845 | QAT | 48.03 | Q | 0.231 | |
2 | 2371 | GBR | 48.26 PB | Q | 0.166 | |
3 | 3031 | USA | 48.27 | Q | 0.140 | |
4 | 2557 | JAM | 48.27 SB | Q | 0.195 | |
5 | 2650 | KEN | 48.27 PB | q | 0.183 | |
6 | 2915 | SWE | 48.52 PB | q | 0.173 | |
7 | 2276 | ESP | 48.98 | 0.189 | ||
8 | 2592 | JPN | 49.73 | 0.230 | ||
9 | 2686 | MAC | 52.76 | 0.216 |