Table 1.

Participant characteristics (n = 888).

Variable	Mean ± SD	Grit mean ± SD
Grit	3.48 ± 0.62
Age (years)	34.76 ± 14.02
Sex:
Male	26.6%	3.50 ± 0.64
Female	73.3%	3.47 ± 0.61
Not-defined	0.10%	1.75
Education:
Some high school	0.20%	2.81 ± 0.97
High school diploma/GED	2.4%	3.33 ± 0.71
Education beyond high school	13.0%	3.19 ± 0.70
Associates degree	6.0%	3.58 ± 0.46
Bachelor's degree	37.9%	3.44 ± 0.63
Master's degree	27.2%	3.57 ± 0.56
Doctorate degree	13.3%	3.48 ± 0.62
Children living at home
Yes	27.4%	3.59 ± 0.54
No	72.6%	3.43 ± 0.64
Living situation:
Big city	14.6%	3.38 ± 0.73
Small city	20.6%	3.52 ± 0.61
Suburb	21.6%	3.48 ± 0.57
Small town	25.4%	3.46 ± 0.59
Rural area	17.9%	3.53 ± 0.64
Current employment status (during COVID-19 pandemic):a
Employed full-time	50.6%	3.51 ± 0.61
Furloughed/laid off	3.4%	3.46 ± 0.26
Employed part-time	7.1%	3.41 ± 0.64
Self-employed	2.8%	3.41 ± 0.79
Full-time student	18.7%	3.45 ± 0.58
Part-time student	0.70%	3.32 ± 0.64
Unemployed	11.8%	3.24 ± 0.74
Retired	4.8%	3.53 ± 0.53
Chronic medical condition
Yes	31.5%	3.40 ± 0.61
No	68.5%	3.51 ± 0.62
Smoker
Yes	7.0%	3.26 ± 0.70
No	93.0%	3.49 ± 0.61
Intensity of mental workload on work/school days	91.97 ± 86.03
Intensity of mental work on non-work/school days	22.48 ± 40.93
Number of hours of work/week	32.19 ± 21.00
Physical activity & sedentary behavior (minutes/week):
Vigorous physical activity	248.23 ± 442.34
Moderate physical activity	240.84 ± 495.48
Light physical activity	377.00 ± 603.06
Total time spent sitting (weekdays only)	2848.88 ± 1361.72
Typical eating habits
Shop and cook	94.4%	3.48 ± 0.62
Eating at restaurant/take-out	5.6%	3.35 ± 0.65
Feel well enough to cook
Yes	94.9%	3.50 ± 0.61
No	5.1%	3.04 ± 0.63
How willing are you to change eating habits? (1 = very willing; 5 = not at all willing)	1.86 ± 0.90

Continuous variables are mean ± standard deviation; categorical variables are percent.

Grit scores presented for categorical variables only.

^an = 940 since participants were allowed to mark multiple categories.