Skip to main content

Table 2 Survey results regarding the degree of xerostomia at 3 months after RT

From: Clinical observation of submandibular gland transfer for the prevention of xerostomia after radiotherapy for nasopharyngeal carcinoma: a prospective randomized controlled study of 32 cases

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%)