Table 3 Comparison of toxicity and side effects of radiotherapy between the two groups after intervention (n = 114)
Project | grading | Three months after the intervention | Z value | P-value | Six months after the intervention | Z value | P-value | Twelve months after the intervention | Z value | P-value | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Control group | Intervention group | Control group | Intervention group | Control group | Intervention group | ||||||||
Nasal congestion | Grade 0 | 18 (31.6) | 20 (35.1) | −0.310 | 0.757 | 22 (38.6) | 33 (57.9) | −2.510 | 0.012 | 24 (42.1) | 36 (63.2) | −2.735 | 0.006 |
| Â | Grade 1 | 14 (24.6) | 14 (24.6) | Â | Â | 16 (28.1) | 16 (38.1) | Â | Â | 18 (31.6) | 17 (29.8) | Â | Â |
| Â | Grade 2 | 20 (35.0) | 18 (31.6) | Â | Â | 17 (29.8) | 8 (14.0) | Â | Â | 13 (22.8) | 4 (1.0) | Â | Â |
| Â | Grade 3 | 5 (8.8) | 5 (8.8) | Â | Â | 2 (3.5) | 0 (0.0) | Â | Â | 2 (3.5) | 0 (0.0) | Â | Â |
Dry mouth | Grade 0 | 3 (5.3) | 4 (7.0) | −1.322 | 0.186 | 5 (8.8) | 8 (14.0) | −2.540 | 0.011 | 15 (26.3) | 20 (35.1) | −2.430 | 0.015 |
| Â | Grade 1 | 9 (15.8) | 7 (12.3) | Â | Â | 17 (29.8) | 24 (42.1) | Â | Â | 22 (38.6) | 29 (50.9) | Â | Â |
| Â | Grade 2 | 22 (38.6) | 33 (57.9) | Â | Â | 21 (36.8) | 23 (40.4) | Â | Â | 11 (19.3) | 6 (10.5) | Â | Â |
| Â | Grade 3 | 23 (40.3) | 13 (22.8) | Â | Â | 14 (24.6) | 2 (3.5) | Â | Â | 9 (15.8) | 2 (3.5) | Â | Â |
| Â | Grade 4 | 0 (0.0) | 0 (0.0) | Â | Â | 0 (0.0) | 0 (0.0) | Â | Â | 0 (0.0) | 0 (0.0) | Â | Â |
Tinnitus | Grade 0 | 31 (54.4) | 25 (43.8) | −0.493 | 0.622 | 29 (50.9) | 40 (70.2) | − 2.116 | 0.034 | 32 (56.1) | 43 (75.4) | −2.080 | 0.037 |
| Â | Grade 1 | 6 (10.5) | 13 (22.8) | Â | Â | 15 (26.3) | 11 (19.3) | Â | Â | 17 (29.8) | 13 (22.8) | Â | Â |
| Â | Grade 2 | 15 (26.3) | 16 (28.1) | Â | Â | 11 (19.3) | 3 (5.2) | Â | Â | 6 (10.5) | 1 (1.8) | Â | Â |
| Â | Grade 3 | 5 (8.8) | 3 (5.3) | Â | Â | 2 (2.5) | 3 (5.3) | Â | Â | 2 (3.5) | 0 (0.0) | Â | Â |
Trismus | Grade 0 | 45 (78.9) | 51 (89.4) | −1.505 | 0.132 | 42 (73.7) | 52 (91.2) | −2.405 | 0.016 | 44 (77.2) | 53 (93.0) | −2.295 | 0.022 |
| Â | Grade 1 | 11 (19.3) | 5 (8.8) | Â | Â | 14 (24.5) | 4 (7.0) | Â | Â | 13 (22.8) | 3 (5.2) | Â | Â |
| Â | Grade 2 | 1 (1.8) | 1 (1.8) | Â | Â | 1 (1.8) | 1 (1.8) | Â | Â | 0 (0.0) | 1 (1.8) | Â | Â |
Neck fibrosis | Grade 0 | 39 (68.4) | 47 (82.4) | −1.667 | 0.095 | 35 (61.4) | 47 (82.4) | −2.471 | 0.013 | 38 (66.7) | 50 (87.7) | −2.638 | 0.008 |
| Â | Grade 1 | 14 (24.6) | 7 (12.3) | Â | Â | 20 (35.1) | 9 (15.8) | Â | Â | 17 (29.8) | 6 (10.5) | Â | Â |
| Â | Grade 2 | 4 (7.0) | 3 (5.3) | Â | Â | 2 (3.5) | 1 (1.8) | Â | Â | 2 (3.5) | 1 (1.8) | Â | Â |