Pos | Rank | Heat | Bib | Athlete | Mark | Details | Reaction Time | |
|---|---|---|---|---|---|---|---|---|
1 | 1 | 1 | 156 | CZE | 45.79 | Q | 0.156 | |
2 | 2 | 1 | 390 | USA | 46.06 | Q | 0.200 | |
3 | 1 | 2 | 112 | BAH | 46.19 | Q | 0.220 | |
4 | 2 | 2 | 149 | CRC | 46.25 SB | Q | 0.187 | |
5 | 3 | 1 | 370 | TTO | 46.29 | Q | 0.187 | |
6 | 3 | 2 | 413 | USA | 46.33 | Q | 0.191 | |
7 | 4 | 2 | 165 | DOM | 46.37 | 0.176 | ||
8 | 4 | 1 | 199 | GBR | 46.84 | 0.165 | ||
9 | 5 | 2 | 314 | POL | 46.94 | 0.217 | ||
10 | 6 | 2 | 247 | JAM | 47.13 | 0.178 | ||
11 | 5 | 1 | 178 | EST | 47.67 | 0.199 | ||
1 | 248 | JAM | DQ R163.3(b) | 0.189 |