Chad Qualls
| 30-year-old Pitcher |
| Arizona Diamondbacks |
| |
| Date of Birth: August 17, 1978 |
| Height: 6-5 Weight: 220 |
| Bats/Throws: R/R |
| Drafted: Round 2 of 2000 draft |
Basic Statistics
| Basic Statistics |
| Year | Age | | Team | G | W | L | IP | TBF | H | 2B | 3B | HR | R | ER | BB | K | ERA | RA9 |
| 2005 | 26 | MLB | Houston Astros | 77 | 6 | 4 | 79.2 | 329 | 73 | | | 7 | 33 | 29 | 23 | 60 | 3.28 | 3.73 |
| 2006 | 28 | MLB | Houston | 81 | 7 | 3 | 88.2 | 356 | 76 | 12 | 1 | 10 | 38 | 37 | 28 | 56 | 3.76 | 3.86 |
| 2007 | 29 | MLB | Houston | 79 | 6 | 5 | 82.2 | 345 | 84 | 6 | 2 | 10 | 29 | 28 | 25 | 78 | 3.05 | 3.16 |
| 2008 | 30 | MLB | Arizona | 63 | 2 | 8 | 59.2 | 253 | 56 | 11 | 1 | 4 | 29 | 23 | 17 | 58 | 3.47 | 4.37 |
| Extended Statistics |
| Year | Age | | Team | BB/PA | K/PA | BABIP | GB% | HR/Air | FIP | BsRA9 |
| 2005 | 26 | MLB | Houston Astros | 7.0% | 18.2% | .303 | | | 3.69 | |
| 2006 | 28 | MLB | Houston | 7.9% | 15.7% | .267 | 61% | 10% | 4.47 | 3.84 |
| 2007 | 29 | MLB | Houston | 7.2% | 22.6% | .343 | 56% | 10% | 3.88 | 4.61 |
| 2008 | 30 | MLB | Arizona | 6.7% | 22.9% | .315 | 55% | 5% | 2.97 | 3.60 |
Longitudinal Trends

The above graph represents 15-day averages over the past couple years.
Available graphs for Qualls: BB/PA, SO/PA, and ERA
Extended Statistics
2008: Arizona | 2007: Houston
| Split Statistics with Arizona in 2008 |
| Split | IP | TBF | BB/PA | K/PA | BABIP | GB% | ERA |
| April | 14.2 | 55 | 12.7% | 23.6% | .176 | 61% | 0.00 |
| May | 10.1 | 55 | 5.5% | 23.6% | .452 | 45% | 7.84 |
| June | 12.1 | 51 | 5.9% | 27.5% | .294 | 60% | 3.65 |
| July | 8.2 | 39 | 7.7% | 10.3% | .345 | 61% | 6.23 |
| August | 12.2 | 49 | 2.0% | 26.5% | .353 | 51% | 2.13 |
| AWAY | 28.2 | 128 | 6.3% | 18.8% | .352 | 57% | 5.65 |
| HOME | 31.0 | 125 | 7.2% | 27.2% | .273 | 54% | 1.45 |
Batted Ball Chart

Game Log
|
| Date | Level | | IP | R | ER | H | 2B | 3B | HR | SO | BB |
| August 29 | MLB | vs. LA Dodgers | 0.2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| August 27 | MLB | @ San Diego | 1.0 | 2 | 2 | 3 | 0 | 0 | 0 | 2 | 0 |
| August 23 | MLB | vs. Florida | 1.0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 |
| August 20 | MLB | vs. San Diego | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| August 19 | MLB | vs. San Diego | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| August 17 | MLB | @ Houston | 1.0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 |
| August 12 | MLB | @ Colorado | 1.0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
| August 10 | MLB | vs. Atlanta | 2.0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 |
| August 9 | MLB | vs. Atlanta | 1.0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
| August 7 | MLB | vs. Atlanta | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |