| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 235 | Christopher Clarke | 
                                         
                                        GBR
                                     | 
                                    48.03 Q | 0.170 | 
| 2 | 186 | Cristian González | 
                                         
                                        ESP
                                     | 
                                    48.68 Q PB | 0.125 | 
| 3 | 374 | Ken Tsuruda | 
                                         
                                        JPN
                                     | 
                                    49.19 | 0.140 | 
| 4 | 286 | Péter Hoffmann | 
                                         
                                        HUN
                                     | 
                                    49.25 | 0.174 | 
| 5 | 473 | Alan Acosta | 
                                         
                                        MEX
                                     | 
                                    49.50 | 0.163 | 
| 6 | 386 | Ivan Doroshenko | 
                                         
                                        KAZ
                                     | 
                                    50.21 PB | 0.194 | 
| 7 | 494 | Elie Warren Sorres | 
                                         
                                        MRI
                                     | 
                                    50.79 | 0.175 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 241 | Jordan McGrath | 
                                         
                                        GBR
                                     | 
                                    48.25 Q | 0.179 | 
| 2 | 359 | Rolando Berch | 
                                         
                                        JAM
                                     | 
                                    48.69 Q | 0.186 | 
| 3 | 292 | Zoltán Kovács | 
                                         
                                        HUN
                                     | 
                                    48.85 q | 0.175 | 
| 4 | 158 | Aleš Voborník | 
                                         
                                        CZE
                                     | 
                                    49.79 | 0.138 | 
| 5 | 611 | Jevon Claxton | 
                                         
                                        SKN
                                     | 
                                    50.29 | 0.243 | 
| 6 | 343 | Andrea Daminelli | 
                                         
                                        ITA
                                     | 
                                    50.33 | 0.168 | 
| 500 | Alhassane Djibo | 
                                         
                                        NIG
                                     | 
                                    DNS | 0.000 | |
| 638 | Awadelkarim Makki | 
                                         
                                        SUD
                                     | 
                                    DNS | 0.000 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 713 | Danzell Fortson | 
                                         
                                        USA
                                     | 
                                    47.71 Q | 0.179 | 
| 2 | 662 | Robin Rohlén | 
                                         
                                        SWE
                                     | 
                                    48.11 Q PB | 0.217 | 
| 3 | 73 | Jonatha Lídia | 
                                         
                                        BRA
                                     | 
                                    48.72 q | 0.146 | 
| 4 | 521 | Arkadiusz Wojno | 
                                         
                                        POL
                                     | 
                                    48.76 q PB | 0.176 | 
| 5 | 216 | Isoa Me | 
                                         
                                        FIJ
                                     | 
                                    49.02 q PB | 0.148 | 
| 6 | 579 | Dean Swart | 
                                         
                                        RSA
                                     | 
                                    49.70 | 0.142 | 
| 7 | 128 | Hrvoje Udiljak | 
                                         
                                        CRO
                                     | 
                                    50.28 | 0.181 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 271 | Kirani JAMES | 
                                         
                                        GRN
                                     | 
                                    47.38 Q PB | 0.134 | 
| 2 | 566 | Hendrik Maartens | 
                                         
                                        RSA
                                     | 
                                    47.62 Q | 0.144 | 
| 3 | 412 | Yonas Al-Hosah | 
                                         
                                        KSA
                                     | 
                                    48.14 q SB | 0.140 | 
| 4 | 408 | Gwangmin Kim | 
                                         
                                        KOR
                                     | 
                                    49.18 | 0.144 | 
| 5 | 185 | Adrián González | 
                                         
                                        ESP
                                     | 
                                    49.29 | 0.199 | 
| 6 | 446 | Aivaras Mockus | 
                                         
                                        LTU
                                     | 
                                    49.30 | 0.161 | 
| 7 | 650 | Matúš Krcmár | 
                                         
                                        SVK
                                     | 
                                    49.63 PB | 0.153 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 65 | Pako Seribe | 
                                         
                                        BOT
                                     | 
                                    48.53 Q | 0.149 | 
| 2 | 251 | Benjamin Jonas | 
                                         
                                        GER
                                     | 
                                    48.67 Q | 0.211 | 
| 3 | 41 | Jeffery Gibson | 
                                         
                                        BAH
                                     | 
                                    49.05 q | 0.164 | 
| 4 | 108 | Mingyu Chen | 
                                         
                                        CHN
                                     | 
                                    49.13 q | 0.180 | 
| 5 | 651 | Juraj Mokráš | 
                                         
                                        SVK
                                     | 
                                    49.27 | 0.173 | 
| 6 | 396 | Stanley Kimutai Maiyo | 
                                         
                                        KEN
                                     | 
                                    49.79 PB | 0.210 | 
| 7 | 121 | Jannot Bacar | 
                                         
                                        COM
                                     | 
                                    49.86 | 0.138 | 
| 8 | 465 | Mohd Nazrey Ramli | 
                                         
                                        MAS
                                     | 
                                    50.16 | 0.147 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 590 | Vladimir Krasnov | 
                                         
                                        RUS
                                     | 
                                    48.09 Q | 0.225 | 
| 2 | 537 | Juan Carlos Vega | 
                                         
                                        PUR
                                     | 
                                    48.94 Q | 0.150 | 
| 3 | 146 | Pavel MASLÁK | 
                                         
                                        CZE
                                     | 
                                    49.16 | 0.180 | 
| 4 | 269 | Likoúrgos-Stéfanos Tsákonas | 
                                         
                                        GRE
                                     | 
                                    49.55 | 0.203 | 
| 5 | 1 | Terrence AGARD | 
                                         
                                        AHO
                                     | 
                                    49.99 PB | 0.224 | 
| 6 | 690 | Hüseyin Yagli | 
                                         
                                        TUR
                                     | 
                                    50.11 | 0.166 | 
| 7 | 15 | Eric Rossell | 
                                         
                                        AND
                                     | 
                                    53.03 | 0.249 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 68 | Jonathan da Silva | 
                                         
                                        BRA
                                     | 
                                    48.40 Q | 0.187 | 
| 2 | 317 | Sajjad HASHEMI | 
                                         
                                        IRI
                                     | 
                                    48.55 Q PB | 0.154 | 
| 3 | 667 | Suppachai Chimdee | 
                                         
                                        THA
                                     | 
                                    49.66 | 0.161 | 
| 4 | 123 | Arnoldo Monge | 
                                         
                                        CRC
                                     | 
                                    49.83 PB | 0.149 | 
| 5 | 115 | Wen Wei | 
                                         
                                        CHN
                                     | 
                                    51.08 | 0.199 | 
| 505 | Hammam Al-Farsi | 
                                         
                                        OMA
                                     | 
                                    DNS | 0.000 | |
| 737 | Saviour Kombe | 
                                         
                                        ZAM
                                     | 
                                    DNS | 0.000 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 376 | Akihiro Urano | 
                                         
                                        JPN
                                     | 
                                    47.96 Q | 0.149 | 
| 2 | 263 | Niklas Zender | 
                                         
                                        GER
                                     | 
                                    48.47 Q | 0.166 | 
| 3 | 45 | Triedecio Davis | 
                                         
                                        BAH
                                     | 
                                    48.74 q | 0.194 | 
| 4 | 346 | Francesco Ravasio | 
                                         
                                        ITA
                                     | 
                                    49.26 | 0.194 | 
| 5 | 621 | Matic Lenart | 
                                         
                                        SLO
                                     | 
                                    49.94 | 0.157 | 
| 6 | 468 | Mohd Khairulail Yatem | 
                                         
                                        MAS
                                     | 
                                    51.30 | 0.143 | 
| 7 | 469 | Laston Thanki | 
                                         
                                        MAW
                                     | 
                                    52.60 PB | 0.204 | 
| 635 | Yasir Abdelgader | 
                                         
                                        SUD
                                     | 
                                    DNS | 0.000 |