| Event window | Type | Research samples’ CAR | Matching samples’ CAR | Difference | T/Z value |
| (−10, −10) | Mean | 0.000011 | −0.000007 | 0.000018 | 0.009988 |
| Median | −0.001463 | −0.003213 | 0.001751 | −0.523748 | |
| (−10, −9) | Mean | −0.000918 | 0.001819 | −0.002736 | −0.993454 |
| Median | −0.004009 | −0.001783 | −0.002226 | −1.679705* | |
| (−10, −8) | Mean | 0.000064 | 0.003527 | −0.003463 | −0.977376 |
| Median | −0.005847 | −0.004158 | −0.001689 | −1.055312 | |
| (−10, −7) | Mean | −0.000691 | 0.002311 | −0.003002 | −0.736007 |
| Median | −0.002847 | −0.004985 | 0.002138 | −0.586285 | |
| (−10, −6) | Mean | −0.000322 | 0.003671 | −0.003993 | −0.902009 |
| Median | −0.003638 | −0.003639 | 0.000000 | −1.033815 | |
| (−10, −5) | Mean | −0.001084 | 0.006292 | −0.007376 | −1.515793 |
| Median | −0.003882 | −0.000642 | −0.003240 | −1.445191 | |
| (−10, −4) | Mean | 0.000024 | 0.009117 | −0.009093 | −1.717454* |
| Median | −0.000825 | 0.002466 | −0.003291 | −1.492094 | |
| (−10, −3) | Mean | 0.002008 | 0.010947 | −0.008939 | −1.533352 |
| Median | −0.002474 | 0.000798 | −0.003272 | −1.127621 | |
| (−10, −2) | Mean | 0.004398 | 0.013779 | −0.009381 | −1.479156 |
| Median | −0.003306 | 0.003467 | −0.006773 | −1.071924 | |
| (−10, −1) | Mean | 0.004127 | 0.015266 | −0.011139 | −1.640481 |
| Median | −0.001143 | −0.000130 | −0.001013 | −1.173546 | |
| (−10, 1) | Mean | −0.006178 | 0.002529 | −0.008707 | −1.271257 |
| Median | −0.004219 | −0.000475 | −0.003744 | −0.742627 | |
| (−10, 2) | Mean | −0.007426 | −0.002152 | −0.005275 | −0.737781 |
| Median | −0.004080 | −0.011095 | 0.007015 | −0.194451 | |
| (−10, 3) | Mean | −0.007715 | −0.000421 | −0.007294 | −1.008820 |
| Median | −0.008511 | −0.003045 | −0.005466 | −0.567719 | |
| (−10, 4) | Mean | −0.008996 | −0.003036 | −0.005960 | −0.804038 |
| Median | −0.010351 | −0.007373 | −0.002978 | −0.465119 | |
| (−10, 5) | Mean | −0.008557 | −0.002561 | −0.005996 | −0.782087 |
| Median | −0.006262 | −0.010302 | 0.004040 | −0.293142 | |
| (−10, 6) | Mean | −0.007291 | −0.004080 | −0.003211 | −0.410251 |
| Median | −0.008098 | −0.011783 | 0.003684 | −0.120188 | |
| (−10, 7) | Mean | −0.007861 | −0.004441 | −0.003421 | −0.436914 |
| Median | −0.008309 | −0.011685 | 0.003375 | −0.055697 | |
| (−10, 8) | Mean | −0.010211 | −0.003296 | −0.006915 | −0.847188 |
| Median | −0.011330 | −0.015071 | 0.003742 | −0.238422 | |
| (−10, 9) | Mean | −0.012086 | −0.003270 | −0.008816 | −1.083808 |
| Median | −0.015005 | −0.015995 | 0.000989 | −0.509090 | |
| (−10, 10) | Mean | −0.012426 | −0.003626 | −0.008801 | −1.082546 |
| Median | −0.014734 | −0.013523 | −0.001211 | −0.671296 |