Table 1.

Ecological momentary assessment (EMA) items.

Variable (subscale)			Items		Response options		Format
Time-triggered EMA
	Positive and negative affect	How were you feeling right before the phone signal went off? (upset, nervous, stressed, could not cope, happy, great, cheerful, joyful)		Not at all A little Some Very		Separate screen for each of the 8 items
Eating event–triggered EMA
	Eating confirmation	Were you eating or drinking just now?		Yes No		—a
	Eating type	What did you just eat?		Meal Snack Drink only		—
	Social context	Who was eating with you? (check all that apply)		Nobody Spouse or partner Child(ren) Mother Father Sister(s) Brother(s) Grandparent Other family Friend(s) Other people		—
	Eating in the absence of hunger—started eating	I started eating because (food looked, tasted, or smelled so good; others were eating; feeling sad or depressed; feeling bored; feeling angry or frustrated; feeling tired; feeling anxious or nervous; my family or parents wanted me to eat).		Not at all A little Some Very		Separate screen for each of the 8 items
	Eating in the absence of hunger—kept eating	I kept eating because (food looked, tasted, or smelled so good; others were eating; feeling sad or depressed; feeling bored; feeling angry or frustrated; feeling tired; feeling anxious or nervous; I wanted to finish the food on my plate).		Not at all A little Some Very		Separate screen for each of the 8 items
	Hunger level before eating	How hungry were you right before you ate?		0=Not at all hungry 100=Greatest imaginable hunger		Sliding scale 0 to 100
	Satiation level after eating	How full were you right after you ate?		0=Not at all full 100=Greatest imaginable fullness		Sliding scale 0 to 100
	Mindful eating	Before the beep, while I was eating (My thoughts were wandering while I ate; I was thinking about things I need to do while I ate; I ate so quickly that I did not taste anything).		Very true Somewhat true A little true Not true		Separate screen for each of the 3 items
	Positive and negative affect	How were you feeling right before the phone signal went off? (upset, nervous, stressed, could not cope, happy, great, cheerful, joyful)		Not at all A little Some Very		Separate screen for each of the 8 items

^aNo additional formatting notes.