Table 3   Principal component analysis—rotated factor matrix

PHYSICAL WELL-BEING(PWB)

 I have a lack of energy

 I have nausea

 I have trouble meeting the needs of my family

 I have pain

 I am bothered by side effects of treatment

 I feel ill

 I am forced to spend time in bed

SOCIAL/FAMILY WELL-BEING(SWB)

 I feel close to my friends

 I get emotional support from my family

 I get support from my friends

My family has accepted my illness

 I am satisfied with family communication about my illness

 I feel close to my partner

 I am satisfied with my sex life

EMOTIONAL WELL-BEING(EWB)

 I feel sad

 I am satisfied with how I am coping with my illness

 I am losing hope in the fight against my illness

 I feel nervous

 I worry about dying

 I worry that my condition will get worse

FUNCTIONAL WELL-BEING(FWB)

 I am able to work

 My work is fulfilling

 I am able to enjoy life

 I have accepted my illness

 I am sleeping well

 I am enjoying the things I usually do for fun

 I am content with the quality of my life

LCS

 I have been short of breath

 I am losing weight

 My thinking is clear

 I have been coughing

 I have a good appetite

 I feel tightness in my chest

 Breathing is easy for me

SF-6D

 PF

 RL

 SF

 PAIN

 MH

 VIT