| POS | BIB | Team | COUNTRY | MARK | Points | Reaction Time | 
|---|---|---|---|---|---|---|
| 1 | USA | United States |  USA | 41.88 CR | 8 | 0.188 | 
| 2 | JAM | Jamaica |  JAM | 42.28 SB | 7 | 0.158 | 
| 3 | TTO | Trinidad and Tobago |  TTO | 42.66 | 6 | 0.162 | 
| 4 | NGR | Nigeria |  NGR | 42.67 SB | 5 | 0.171 | 
| 5 | GBR | Great Britain & NI |  GBR | 42.75 SB | 4 | 0.135 | 
| 6 | GER | Germany |  GER | 43.38 | 3 | 0.141 | 
| 7 | BRA | Brazil |  BRA | 43.67 | 2 | 0.185 | 
| 8 | FRA | France |  FRA | 43.76 | 1 | 0.159 | 
| Split | Mark | Athlete | COUNTRY | 
|---|---|---|---|
| 300m | 31.70 |  United States |  USA |