| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Jamaica |
JAM
|
41.88 Q SB | 0.151 |
| 2 | Bahamas |
BAH
|
42.66 Q SB | 0.177 |
| 3 | Trinidad and Tobago |
TTO
|
43.22 q NR | 0.175 |
| 4 | Ukraine |
UKR
|
43.77 | 0.196 |
| 5 | Saint Kitts and Nevis |
SKN
|
43.98 | 0.154 |
| 6 | Belgium |
BEL
|
43.99 SB | 0.149 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Germany |
GER
|
42.96 Q SB | 0.141 |
| 2 | Colombia |
COL
|
43.30 Q SB | 0.150 |
| 3 | Great Britain & N.I. |
GBR
|
43.34 q | 0.176 |
| 4 | Belarus |
BLR
|
44.12 SB | 0.165 |
| 5 | Thailand |
THA
|
44.59 | 0.170 |
| Nigeria |
NGR
|
DQ | 0.119 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Brazil |
BRA
|
43.07 Q SB | 0.150 |
| 2 | Russia |
RUS
|
43.18 Q SB | 0.160 |
| 3 | Poland |
POL
|
43.63 | 0.148 |
| 4 | Japan |
JPN
|
44.24 | 0.152 |
| United States |
USA
|
DNF | 0.148 |