Pos | Rank | Heat | Bib | Athlete | Mark | Details | Reaction Time | |
|---|---|---|---|---|---|---|---|---|
1 | 1 | 2 | 1150 | USA | 44.60 | Q | 0.246 | |
2 | 1 | 1 | 744 | KSA | 44.61 NR | Q | 0.158 | |
3 | 2 | 1 | 1148 | USA | 44.66 SB | Q | 0.144 | |
4 | 1 | 3 | 560 | GRN | 44.81 | Q | 0.161 | |
5 | 2 | 3 | 349 | DOM | 44.83 | Q | 0.174 | |
6 | 3 | 3 | 330 | CZE | 44.84 NR | q | 0.167 | |
7 | 2 | 2 | 176 | BEL | 44.85 SB | Q | 0.165 | |
8 | 3 | 1 | 210 | BRA | 44.95 PB | q | 0.167 | |
9 | 4 | 1 | 175 | BEL | 45.03 | 0.179 | ||
10 | 3 | 2 | 151 | BAH | 45.18 SB | 0.216 | ||
11 | 4 | 3 | 1055 | TTO | 45.43 | 0.158 | ||
12 | 4 | 2 | 1054 | TTO | 45.47 | 0.190 | ||
13 | 5 | 3 | 1129 | USA | 45.54 | 0.158 | ||
14 | 6 | 3 | 488 | GBR | 45.60 | 0.176 | ||
15 | 5 | 1 | 642 | JAM | 45.62 | 0.175 | ||
16 | 5 | 2 | 612 | ITA | 45.69 | 0.177 | ||
17 | 7 | 3 | 637 | JAM | 45.77 | 0.205 | ||
18 | 6 | 2 | 647 | JAM | 45.89 | 0.192 | ||
18 | 6 | 1 | 341 | DEN | 45.89 | 0.180 | ||
20 | 7 | 2 | 345 | DOM | 45.93 | 0.177 | ||
21 | 7 | 1 | 597 | IRL | 45.98 | 0.208 | ||
22 | 8 | 2 | 1198 | VEN | 46.22 | 0.213 | ||
23 | 8 | 1 | 666 | JPN | 46.28 | 0.154 | ||
24 | 8 | 3 | 306 | CRC | 46.34 | 0.172 |