| POS | BIB | ATHLETE | COUNTRY | MARK | ms* | Reaction Time |
|---|---|---|---|---|---|---|
| 1 | JAM | Jamaica |
JAM
|
42.00 | 0.158 | |
| 2 | CAN | Canada |
CAN
|
42.17 NR | 0.128 | |
| 3 | ESP | Spain |
ESP
|
42.31 | 0.144 | |
| 4 | ITA | Italy |
ITA
|
42.61 SB | .603 | 0.121 |
| 5 | CHN | PR of China |
CHN
|
42.61 SB | .606 | 0.169 |
| 6 | GER | Germany |
GER
|
42.61 | .610 | 0.243 |
| 7 | POL | Poland |
POL
|
43.23 | 0.153 | |
| POR | Portugal |
POR
|
DQ | 0.147 |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second