표제지
감사의 글
(국문요지)
목차
I. 서론 9
II. 연구대상 및 방법 12
1. 연구 대상 12
2. 연구 방법 12
2-1. 폭주근점(NPC: near point of convergence) 측정 12
2-2. 조절력(Amplitude of accommodation) 검사 13
2-3. 조절용이 검사(Accommodative facility test) 13
2-4. 상대조절 검사 13
2-5. 가입도 측정 14
2-6. 타각적 굴절검사 14
2-7. 자각적 굴절검사 14
2-8. 통계처리 14
III. 결과 15
1. 피검자의 직업별 굴절이상도 15
2. 폭주근점(분리점, 회복점)의 비교 16
3. 조절력 비교 19
3-1. 푸쉬업(push-up) 방법에 의한 조절력 비교 19
3-2. 마이너스 렌즈 부가 조절력 비교 23
3-3. 평균 조절력 비교 28
4. 조절용이성 비교 33
5. 상대조절력 비교 38
5-1. 허성상대조절력(NRA: negative relative accommodation) 비교 38
5-2. 실성상대조절력(PRA: positive relative accommodation) 비교 42
6. 가입도 비교 47
IV. 고찰 51
V. 결론 55
(Abstract) 56
참고문헌 58
Table 1. Refractive error of subjects based on occupation. 15
Table 2. Comparison of NPC of initial presbyopia patients based on occupation 16
Table 3. Relative significance of NPC based on occupation. 17
Table 4. Comparison of amplitude of accommodation measured by push-up method of initial presbyopia patients based on occupation. 20
Table 5. Relative significance of amplitude of accommodation measured by method of initial presbyopia patients based on occupation. 21
Table 6. Comparison of amplitude of accommodation(minus lens to blur technique) of initial presbyopia patients based on occupation. 24
Table 7. Relative significance of amplitude of accommodation(minus lens to blur technique) based on occupation. 25
Table 8. Comparison of average amplitude of accommodation of initial presbyopia patients based on occupation. 29
Table 9. Relative significance of average amplitude of accommodation based on occupation. 30
Table 10. Comparison of accommodative facility test of initial presbyopia patients based on occupation. 34
Table 11. Relative significance of accommodative facility test based on occupation. 35
Table 12. Comparison of NRA of initial presbyopia patients based on occupation. 39
Table 13. Relative significance of NRA based on occupation. 40
Table 14. Comparison of PRA of initial presbyopia patients based on occupation. 43
Table 15. Relative significance of PRA based on occupation. 44
Table 16. Comparison of addition of initial presbyopia patients based on occupation. 48
Table 17. Relative significance of addition based on occupation. 49
Fig. 1. A comparison of NPC by 5 occupation.(Each bar is represented by mean±SE.) 18
Fig. 5. A comparison of average amplitude of accommodation by 5 occupation.(Each bar is represented by mean±SE.) 31
Fig. 6. A comparison of average amplitude of accommodation(OD, OS, OU) by 5 occupation.(Each bar is represented by mean±SE.) 32
Fig. 7. A comparison of accommodative facility test by 5 occupation.(Each bar is represented by mean±SE.) 36
Fig. 8. A comparison of accommodative facility test(OD, OS, OU) by 5 occupation.(Each bar is represented by mean±SE.) 37
Fig. 10. A comparison of PRA(positive relative accommodation) by 5 occupation.(Each bar is represented by mean±SE.) 45