| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 1 | 1 | 3 | USA | United States |
USA |
37.87 Q WL |
| 2 | 1 | 1 | JAM | Jamaica |
JAM |
38.07 Q WL |
| 3 | 1 | 2 | TTO | Trinidad and Tobago |
TTO |
38.32 Q SB |
| 4 | 2 | 2 | FRA | France |
FRA |
38.62 Q SB |
| 5 | 2 | 1 | BRA | Brazil |
BRA |
38.64 Q SB |
| 6 | 3 | 2 | SKN | Saint Kitts and Nevis |
SKN |
38.68 q SB |
| 7 | 2 | 3 | JPN | Japan |
JPN |
38.73 Q SB |
| 7 | 3 | 1 | GER | Germany |
GER |
38.73 q SB |
| 8 | 4 | 2 | GBR | Great Britain & NI |
GBR |
38.79 SB |
| 9 | 3 | 3 | ITA | Italy |
ITA |
38.84 SB |
| 10 | 5 | 2 | BAR | Barbados |
BAR |
38.85 NR |
| 10 | 6 | 2 | CUB | Cuba |
CUB |
38.85 SB |
| 11 | 4 | 3 | DOM | Dominican Republic |
DOM |
38.94 NR |
| 12 | 4 | 1 | ANT | Antigua & Barbuda |
ANT |
39.01 NR |
| 13 | 5 | 1 | NED | Netherlands |
NED |
39.14 SB |
| 14 | 6 | 1 | BAH | Bahamas |
BAH |
39.32 SB |
| 15 | 7 | 2 | HKG | Hong Kong |
HKG |
39.33 SB |
| 16 | 7 | 1 | POR | Portugal |
POR |
39.42 SB |
| 17 | 5 | 3 | POL | Poland |
POL |
39.48 SB |
| 18 | 6 | 3 | AUS | Australia |
AUS |
39.75 |
| 19 | 7 | 3 | CHN | PR of China |
CHN |
57.98 |
| 2 | SUI | Switzerland |
SUI |
DNF | ||
| 3 | CAN | Canada |
CAN |
DQ R170.6(c) | ||
| 1 | NGR | Nigeria |
NGR |
DNS |