Depression as a predictor of postoperative functional performance status (PFPS) and treatment adherence in head and neck cancer patients: a prospective study

Table 4 Baseline preoperative depressive symptoms (PDS) demonstrating significant differences between Normal-Mild and Moderate-Severe groups in 6 of 9 domains on the QIDS-SR

Preoperative Depressive Symptom (PDS)	P-value
Sleep	0.03*
Mood	0.01*
Appetite	0.01*
Concentration	0.01*
Self-Worth	0.61
Death-Suicide	0.61
Interest	0.10
Energy level	<0.01*
Psychomotor	<0.01*

ISSN: 1916-0216