| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | Jamaica |  JAM | 37.82 Q SB | 0.146 | |
| 2 | Japan |  JPN | 38.16 Q SB | 0.147 | |
| 3 | France |  FRA | 38.18 SB | 0.156 | |
| 4 | Brazil |  BRA | 38.34 SB | 0.140 | |
| 5 | Trinidad and Tobago |  TTO | 38.63 SB | 0.150 | |
| Netherlands |  NED | DNF | 0.146 | ||
| South Africa |  RSA | DNF | 0.150 | ||
| Great Britain & NI |  GBR | DQ | 0.152 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | ms* | Reaction Time | 
|---|---|---|---|---|---|---|
| 1 | PR of China |  CHN | 37.92 Q SB | .916 | 0.152 | |
| 2 | Canada |  CAN | 37.92 Q SB | .918 | 0.177 | |
| 3 | Italy |  ITA | 37.95 Q NR | 0.170 | ||
| 4 | Germany |  GER | 38.06 q SB | 0.134 | ||
| 5 | Ghana |  GHA | 38.08 q NR | 0.137 | ||
| 6 | United States |  USA | 38.10 SB | 0.148 | ||
| 7 | Denmark |  DEN | 38.16 NR | 0.143 | ||
| Turkey |  TUR | DQ | 0.146 | 
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second