| Factor 1Flight education | 3. I get stressed when I can't concentrate and have no confidence. | .868 | .009 | .155 | .094 |
| 4. I get stressed because of the pressure for flying. | .842 | .134 | .221 | .092 |
| 2. I get stressed when I don't have a break after the flight. | .839 | .127 | .243 | .093 |
| 1. I get stressed because the amount of flight is not as much / little as I want. | .835 | .189 | .226 | .103 |
| Factor 2Professor or instructor problems | 12. I am stressed out because I don't get along with my professor or instructor. | .183 | .853 | .055 | .159 |
| 14. I am stressed out because professors or instructors treat me differently from other students. | .140 | .845 | .003 | .173 |
| 15. I am stressed when I'm pointed out by professors or instructors. | .064 | .805 | .129 | .153 |
| 13. I am stressed because things do not go well as the professors or instructors tell me to. | .038 | .714 | .334 | .143 |
| Factor 3Future problems | 5. I am stressful worrying that I cannot get a job as a private pilot or a military pilot. | .288 | .114 | .868 | .120 |
| 6. I am stressful because I am afraid I will not succeed after I get my pilot's license. | .282 | .166 | .863 | .045 |
| 7. Sometimes I think my future is uncertain. | .255 | .134 | .828 | .191 |
| Factor 4Family or financial problems | 10. I am stressed because there is lots of parents' interference. | .102 | .326 | -.038 | .800 |
| 11. I am stressed because there is lots of parents' expectation. | .003 | .242 | .148 | .789 |
| 9. I am stressed when I'm interfered with my private life. | .111 | .051 | .014 | .784 |
| 8. I'm stressed because of the financial burden of flying. | .152 | .071 | .322 | .744 |
| Eigen value | 3.196 | 2.900 | 2.625 | 2.620 |
| Variance description (%) | 21.307 | 19.334 | 17.498 | 17.465 |
| Cumulative description (%) | 21.307 | 40.641 | 58.140 | 75.605 |
| Reliability | .908 | .861 | .911 | .828 |