Table 4.
Quality of life at each time points: IMRT vs. VMAT
| IMRT: VMAT | ||||
|---|---|---|---|---|
| ti1 | ti2 | ti3 | ti4 | |
| Patient number | 74: 66 | 72: 65 | 69: 61 | 55: 49 |
| EORTC QLQ-C30 | ||||
| Global quality of life | 54: 55 | 34: 40 | 57: 60 | 67: 66 |
| Physical functioning | 91: 94 | 81: 80 | 86: 87 | 92: 90 |
| Role functioning | 77: 75 | 68: 65 | 78: 76 | 86: 87 |
| Emotional functioning | 91: 93 | 73: 72 | 89: 87 | 96: 92 |
| Cognitive functioning | 79: 73 | 75: 74 | 85: 82 | 86: 87 |
| Social functioning | 84: 87 | 77: 80 | 84: 85 | 87: 83 |
| Fatigue | 19: 22 | 42: 48 | 29: 29 | 20: 25 |
| Nausea/Vomiting | 7: 7 | 42: 40 | 10: 9 | 5: 2 |
| Pain | 13: 16 | 38: 35 | 17: 14 | 13: 15 |
| Dyspnea | 9: 4 | 13: 13 | 11: 6 | 7: 3 |
| Insomnia | 21: 25 | 28: 34 | 19: 25 | 19: 24 |
| Appetite loss | 13: 13 | 59: 59 | 27: 22 | 12: 9 |
| Constipation | 13: 11 | 25: 23 | 16: 19 | 13: 15 |
| Diarrhea | 8: 12 | 14: 15 | 9: 9 | 8: 5 |
| Financial difficulties | 25: 24 | 28: 25 | 22: 25 | 17: 12 |
| EORTC QLQ-HN35 | ||||
| Pain | 7: 5 | 38: 35 | 15: 15 | 10: 7 |
| Swallowing | 7: 5 | 44: 40 | 20: 18 | 14: 15 |
| Senses (taste/smell) | 7: 6 | 46: 50 | 27: 24 | 16: 14 |
| Speech | 7: 4 | 20: 18 | 17: 14 | 11: 7 |
| Social eating | 5: 2 | 46: 42 | 20: 20 | 10: 13 |
| Social contact | 4: 3 | 20: 17 | 11: 10 | 5: 5 |
| Sexuality | 14: 17 | 39: 42 | 23: 27 | 16: 22 |
| Teeth | 18: 22 | 28: 31 | 23: 27 | 25: 28 |
| Opening mouth | 5: 3 | 18: 14 | 14: 13 | 12: 15 |
| Dry mouth | 18: 2 1 | 59: 57 | 53: 51 | 44: 46 |
| Sticky saliva | 15: 16 | 55: 58 | 39: 3 9 | 30: 27 |
| Coughing | 20: 18 | 21: 24 | 22: 21 | 18: 23 |
| Feeling ill | 23: 16 | 50: 54 | 27: 28 | 17: 18 |
IMRT Intensity modulated radiotherapy, VMAT Volumetric modulated arc therapy; ti1 = before RT; ti2: RT 42.4 Gy; ti3: 3 months after RT; ti4: 12 months after RT.