| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Belgium |
BEL
|
42.85 Q NR | 0.164 |
| 2 | Russia |
RUS
|
42.90 Q | 0.164 |
| 3 | Belarus |
BLR
|
43.16 Q SB | 0.157 |
| 4 | PR of China |
CHN
|
43.39 SB | 0.152 |
| 5 | Finland |
FIN
|
43.41 SB | 0.142 |
| 6 | Nigeria |
NGR
|
43.58 SB | 0.165 |
| 7 | France |
FRA
|
43.88 | 0.224 |
| 8 | Australia |
AUS
|
43.91 | 0.152 |
| 9 | Brazil |
BRA
|
44.64 | 0.179 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | United States |
USA
|
42.24 Q WL | 0.167 |
| 2 | Jamaica |
JAM
|
42.70 Q SB | 0.158 |
| 3 | Great Britain & N.I. |
GBR
|
42.82 Q SB | 0.132 |
| 4 | Germany |
GER
|
43.17 q | 0.149 |
| 5 | Poland |
POL
|
43.25 q SB | 0.161 |
| 6 | Ghana |
GHA
|
43.76 SB | 0.155 |
| Cuba |
CUB
|
DQ | 0.146 | |
| Japan |
JPN
|
DQ | 0.136 | |
| Ukraine |
UKR
|
DNF | 0.159 |