Supplemental Digital Content (SDC) 1. Symptom Assessment/Grading table. Symptom Assessment/Grading General/Constitutional: ECOG 0--fully active, able to carry on all pre-disease performance w/o restriction 1--restricted in physically strenuous activity but ambulatory and able to carry out work of a light or sedentary nature, e.g. light house work, office work 2--ambulatory and capable of all self-care but unable to carry out any work activities, up and about more than 50% of waking hrs 3--capable of only limited self-care, confined to bed or chair more than 50% of waking hrs 4--completely disabled, cannot carry on any self-care, totally confined to bed or chair 5--dead Fatigue 0--none 1--fatigue relieved by rest 2--fatigue not relieved by rest, limiting instrumental ADL 3--fatigue not relieved by rest, limiting self-care ADL Anorexia 0--none 1--loss of appetite w/o alteration in eating habits 2--oral intake altered w/o sig. wt loss or malnutrition; oral nutritional supplements indicated 3--associated w/ sig. wt loss or malnutrition (e.g. inadequate oral caloric and/or fluid intake); tube feeding or TPN indicated 4--life-threatening consequences; urgent intervention indicated 5--death Neurological/Psychiatric: Oriented to: person, place, time Depressed level of consciousness 0--none 1--decreased level of alertness 2--sedation; slow response to stimuli; limiting instrumental ADL 3--difficult to arouse 4--life-threatening consequences 5—death Cognitive disturbance 0--none 1--mild cognitive disability; not interfering with work/school/life performance; specialized educational services/devices not indicated 2--moderate cognitive disability; interfering with work/school/life performance but capable of independent living; specialized resources on part time basis 3--severe cognitive disability, significant impairment of work/school/life performance SDC 1 (continued). Symptom Assessment/Grading table. Headache 0--none 1--mild pain 2--moderate pain; limiting instrumental ADL 3--severe pain, limiting self-care ADL Vision changes: no, yes Hearing changes: no, yes Seizure 0--none 1--brief partial seizure; no LOC 2--brief generalized seizure 3--multiple seizures despite medical intervention 4--life-threatening; prolonged repetitive seizures 5—death Dysarthria 0--none 1--mild slurred speech 2--moderate impairment of articulation or slurred speech 3--severe impairment of articulation or slurred speech Dysphagia 0--none 1--awareness of receptive or expressive characteristics; not impairing ability to communicate 2--moderate receptive or expressive characteristics, impairing ability to communicate spontaneously 3--severe receptive or expressive characteristics, impairing ability to read, write, or communicate intelligibly. Facial muscle weakness 0--none 1--asymptomatic, clinical or diagnostic observations only, intervention not indicated 2--moderate, limiting instrumental ADL 3--severe, limiting self-care ADL Other muscle weakness 0--none 1--symptomatic, weakness perceived by patient and not evident on physical exam 2--symptomatic, weakness evident on physical exam, weakness limiting instrumental ADL 3--weakness limiting self-care ADL, disabling SDC 1 (continued). Symptom Assessment/Grading table. Ataxia 0--none 1--asymptomatic, clinical or diagnostic observations only, intervention not indicated 2--moderate, limiting instrumental ADL 3--severe, limiting self-care ADL, mechanical assistance indicated Paresthesia 0--none 1--mild symptoms 2--moderate, limiting instrumental ADL 3--severe, limiting self-care ADL Insomnia 0--none 1--mild difficulty falling asleep, staying asleep, or waking up early 2--moderate difficulty falling asleep, staying asleep, or waking up early 3--severe difficulty in falling asleep, staying asleep, or waking up early Depression 0--none 1--mild depressive symptoms 2--moderate depressive, limiting instrumental ADL 3--severe depressive, limiting self-care ADL, hospitalization not indicated 4--life-threatening consequences threats of harm to self or others, hospitalization indicated 5--death Gastrointestinal: Constipation 0--none 1-occasional or intermittent, occasional use of stool softeners, laxatives, dietary modification, or enema 2--persistent with regular use of laxatives or enemas, limiting instrumental ADL 3--obstipation with manual evacuation indicated, limiting self-care ADL 4--life-threatening consequences, urgent intervention indicated 5--death Nausea 0--none 1--loss of appetite without alteration in eating habits 2--oral intake decreased w/o significant wt. loss, dehydration, or malnutrition 3--inadequate oral caloric or fluid intake, tube feeding, TPN, or hospitalization indicated SDC 1 (continued). Symptom Assessment/Grading table. Vomiting 0--none 1--1-2 episodes (separated by 5 min) in 24 hrs 2--3-5 episodes (separated by 5 min) in 24 hrs 3-- >=6 episodes(separated by 5 min) in 24 hrs, tube feeding, TPN, or hospitalization indicated 4--life-threatening consequences, urgent intervention indicated 5--death Diarrhea 0--none 1--increase of <4stools per day over baseline, mild increase in ostomy output compared to baseline 2--increase of 4-6 stools per day over baseline, moderate increase in ostomy output compared to baseline 3--increase of >=7 stools per day over baseline, incontinence, hospitalization indicated, severe increase in ostomy output compared to baseline, limiting self-care ADL 4--life-threatening consequences, urgent intervention indicated 5--death Fecal incontinence 0--none 1--occasional use of pads required 2--daily use of pads required 3--severe, elective operative intervention indicated Genitourinary: Urinary incontinence 0--none 1--occasional (e.g. with coughing, sneezing, etc.), pads not indicated 2--spontaneous, pads indicated, limiting instrumental ADL 3--intervention indicated (e.g. clamp, collagen injections), operative intervention indicated, limiting self-care ADL Skin: Radiation dermatitis 0--none 1--faint erythema or dry desquamation 2--moderate to brisk erythema, patchy moist desquamation, mostly confined to skin folds and creases, moderate edema 3--moist desquamation in areas other than skin folds and creases, bleeding induced by minor trauma or abrasion 4--life-threatening consequences, skin necrosis or ulceration of full thickness dermis, spontaneous bleeding from involved site, skin graft indicated 5--death SDC 1 (continued). Symptom Assessment/Grading table. Skin sensation 0--none 1--itching 2--burning 3--painful Alopecia 0--none 1--hair loss of <50% of normal for that individual that is not obvious from a distance but only on close inspection, a different hair style may be required 2--hair loss of >=50% normal for that individual that is readily apparent to others, a wig or hair piece is necessary if the patient desires to completely camouflage the hair loss; associated with psychosocial impact