| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Derek Redmond |
GBR
|
45.03 CR | |
| 2 | Roberto Hernández |
CUB
|
45.33 | |
| 3 | Mathias Schersing |
GDR
|
45.50 | |
| 4 | Darren Clark |
AUS
|
45.58 | |
| 5 | Héctor Daley |
PAN
|
46.05 | |
| 6 | Antonio Sánchez |
ESP
|
46.19 | |
| 7 | John Anzrah |
KEN
|
46.45 | |
| Alemayehu Gudeta |
ETH
|
DNS |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Thomas Schönlebe |
GDR
|
44.81 CR | |
| 2 | David Kitur |
KEN
|
44.94 | |
| 3 | Roddie Haley |
USA
|
45.14 | |
| 4 | Bert Cameron |
JAM
|
45.14 | |
| 5 | Susumu Takano |
JPN
|
45.81 | |
| 6 | Mohamed Amer Al-Malky |
OMA
|
45.94 | |
| 7 | Vladimir Prosin |
URS
|
45.94 | |
| 8 | Luboš Balošák |
TCH
|
46.76 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Innocent Egbunike |
NGR
|
45.46 | |
| 2 | Devon Morris |
JAM
|
45.49 | |
| 3 | Harry Reynolds |
USA
|
45.49 | |
| 4 | Anton Skerritt |
CAN
|
45.65 | |
| 5 | Aleksandr Kurochkin |
URS
|
45.76 | |
| 6 | Tito Sawe |
KEN
|
45.93 | |
| 7 | Gerson A. Souza |
BRA
|
46.46 | |
| 8 | Ismail Macev |
YUG
|
46.54 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Jens Carlowitz |
GDR
|
45.27 | |
| 2 | Moses Ugbisie |
NGR
|
45.30 | |
| 3 | Gabriel Tiacoh |
CIV
|
45.33 | |
| 4 | Marcel Arnold |
SUI
|
45.76 | |
| 5 | Antonio McKay |
USA
|
45.85 | |
| 6 | Elvis Forde |
BAR
|
45.92 | |
| 7 | Philip Brown |
GBR
|
46.49 | |
| 8 | Roberto Ribaud |
ITA
|
46.68 |