Table 2:

Nutritional status and quality of life estimates^* for well-nourished patients (n = 7) (PG-SGA A) compared to malnourished patients (PG-SGA B or C) (n = 40) for all observations across all time-points.

Variable	Coefficient Estimate	Standard Error	P-value
PG-SGA score	−7.6	1.2	<0.001
EORTC QLQ-C30
Global QOL	14.5	5.0	0.01
Functional scales
Physical functioning	1.1	4.2	0.80
Role Functioning	6.5	11.0	0.56
Emotional functioning	4.5	5.9	0.45
Cognitive functioning	13.4	6.9	0.07
Social functioning	12.5	7.7	0.12
Symptom scales/Items
Fatigue	−26.5	10.2	0.02
Nausea and vomiting	−7.7	5.5	0.18
Pain	−29.7	10.1	0.01
Dyspnea	9.8	7.4	0.21
Insomnia	−11.6	9.6	0.24
Appetite loss	−34.3	11.1	0.01
Constipation	4.1	9.4	0.66
Diarrhea	−13.9	7.4	0.08
Financial difficulties	−5.2	9.9	0.61
QLQ-H&N35
Pain	−11.0	8.6	0.21
Swallowing	−8.3	5.5	0.15
Senses problems	−3.4	13.8	0.81
Speech problems	−3.2	5.4	0.56
Trouble with social eating	−19.7	8.1	0.03
Trouble with social contact	−1.8	3.9	0.64
Sex interest	−22.8	12.5	0.08
Teeth problems	−5.7	7.3	0.44
Trouble opening mouth wide	5.3	10.9	0.63
Dry mouth	−17.3	8.9	0.07
Sticky saliva	−32.1	10.4	0.01
Coughing	−18.4	7.6	0.03
Felt ill	−20.9	8.1	0.02
Pain killers	−51.9	14.7	0.002
Nutritional supplements	−60.3	19.5	0.01
Feeding tube	−53.3	20.9	0.02
Weight loss	−55.5	19.5	0.01
Weight gain‡	-	-	-
Chewing problems¶	−30.5	11.9	0.02

Abbreviations: EORTC QLQ, European Organization for Research and Treatment of Cancer Quality of Life Questionnaire; PG-SGA, Scored Patient-Generated Subjective Global Assessment; QLQ-H&N35, Head and neck cancer-specific module; QOL, Quality of life

^*The Coefficient Estimate evaluated how mean PG-SGA and QOL scores differed between well-nourished and malnourished participants.

^¶Scale assessing problems with chewing is not included in the QLQ-H&N35.

^‡Insufficient data to calculate the estimate.