Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Week | Date | Opponent | Result | TV Time | Attendance |
| --- | --- | --- | --- | --- | --- |
| 1.0 | September 8, 2002 | Detroit Lions | W 49–21 | FOX 1:00pm | 72,216 |
| 2.0 | September 15, 2002 | at Indianapolis Colts | W 21–13 | CBS 1:00pm | 56,650 |
| 3.0 | September 22, 2002 | New York Jets | W 30–3 | CBS 1:00pm | 73,426 |
| 4.0 | September 29, 2002 | at Kansas City Chiefs | L 48–30 | CBS 1:00pm | 78,178 |
| 5.0 | October 6, 2002 | New England Patriots | W 26–13 | CBS 1:00pm | 73,369 |
| 6.0 | October 13, 2002 | at Denver Broncos | W 24–22 | ESPN 8:30pm | 75,941 |
| 7.0 | October 20, 2002 | Buffalo Bills | L 23–10 | CBS 1:00pm | 73,180 |
| 8.0 | Bye | Bye | Bye | Bye | Bye |
| 9.0 | November 4, 2002 | at Green Bay Packers | L 24–10 | ABC 9:00pm | 63,284 |
| 10.0 | November 10, 2002 | at New York Jets | L 13–10 | ESPN 8:30pm | 78,920 |
| 11.0 | November 17, 2002 | Baltimore Ravens | W 26–7 | CBS 4:15pm | 73,013 |
| 12.0 | November 24, 2002 | San Diego Chargers | W 30–3 | CBS 1:00pm | 73,138 |
| 13.0 | December 1, 2002 | at Buffalo Bills | L 38–21 | CBS 1:00pm | 73,287 |
| 14.0 | December 9, 2002 | Chicago Bears | W 27–9 | ABC 9:00pm | 73,609 |
| 15.0 | December 15, 2002 | Oakland Raiders | W 23–17 | CBS 1:00pm | 73,572 |
| 16.0 | December 21, 2002 | at Minnesota Vikings | L 20–17 | CBS 12:30pm | 64,285 |
| 17.0 | December 29, 2002 | at New England Patriots | L 27–24 | CBS 1:00pm | 68,436 |
Question:
What week was the result of l 38–21?
Answer:
13.0