Table 2 Survey results regarding the degree of xerostomia at 3 months after RT
Degree of xerostomia | Experimental group | Control group | Z-value | P - value |
|---|---|---|---|---|
None (G1) | 7 (21.9%) | 0 (0.0%) | 4.428 | 0.000 |
Mild (G2) | 13 (40.6%) | 2 (6.1%) | ||
Moderate (G3) | 8 (25.0%) | 18 (54.5%) | ||
Severe (G4) | 4 (12.5%) | 13 (39.4%) |