Table 1.

Intervention mapping step 1, needs assessment logic model

	Phase 4: determinants	Phase 3: behavioural and environmental factors	Phase 2: body structures and functions	Phase 1: function, participation, and health
Modifiable	Knowledge about condition	Goal setting and action planning	Swallowing	Decreased functional status,
			Fatigue
	Knowledge about symptom management and resources	Health care professionals knowledge about rehab and HNC treatment	Muscle strength, joint mobility	Decreased health status, Decreased participation and engagement in personally-meaningful life areas
			Cardiovascular capacity
	Knowledge about metacognitive strategy use	Expectations	Dental issues
		Energy budgeting	Mouth opening
			Neck and arm range of motion	Decreased psychosocial function
	Knowledge about association among needs/issues?	Coping habits	Speech
		Exercise habits	Anxiety	Decreased role function
		Dietary habits	Dry mouth
		Substance use, particularly smoking	Neuropathies/sensory issues	Decreased employment
	Local processes		Fibrosis
	Physician referral processes	Action planning	Pain
		Problem solving	Cardiovascular capacity
		Developing strategies
	Self efficacy
	Communication style	Self regulation/self evaluation	Digestive system functioning
	Coping style	Rehab resources	Weight loss
	Pre-existing mood/behaviour	Community resources	Cognitive impairments
		Access to resources	Personality changes
			Emotional issues
			Intimacy
			Body image/body satisfaction
			Lymphedema
			Late effects
Non-modifiable	Disease site	Hospital type (eg cancer centre vs tertiary care centre)	Aesthetic outcomes
	Treatment received
	Age
	Sex
	Education level
	Socioeconomic status/finances
	Personality

Items in italics are targeted for change.