| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 1 | 45.02 (10.26 21.52 33.35 45.02) |
||
| 2 | 7 | 46.25 (10.86 22.42 34.33 46.25) |
||
| 3 | 2 | 45.07 (10.38 21.90 33.64 45.07) |
||
| 4 | 3 | 45.86 (10.53 21.93 33.99 45.86) |
||
| 5 | 8 | 46.75 (10.70 22.49 34.61 46.75) |
||
| 6 | 5 | 45.96 (10.45 22.01 34.16 45.96) |
||
| 7 | 4 | 45.87 (10.51 21.92 33.99 45.87) |
||
| 8 | 6 | 46.00 (10.57 22.11 34.20 46.00) |