Table 1.

Study 1 and 2 baseline characteristics of all participants who completed the baseline survey (Time 1 sample) and the subset of participants who returned for the follow-up survey (Time 2 sub-sample).

Study 1	Time 1 Sample	Time 2 Sub-Sample
N	157	137
Age (Mean, SD)	23.1 (6.1)	23.2 (6.0)
Gender (N, Proportion)
Female	91 (58%)	83 (62%)
Male	65 (41%)	50 (37%)
Other	1 (1%)	1 (1%)
Race/ Ethnicity (N, Proportion)
Asian/ Asian-American	55 (35%)	47 (35%)
Black/ African-American	8 (5%)	8 (6%)
Hispanic/ Latino/a	11 (7%)	9 (7%)
White/ European-American	57 (36%)	49 (37%)
Other	1 (1%)	0 (0%)
Mixed	25 (16%)	21 (16%)
University Affiliation (N, Proportion)
Student	137 (87%)	116 (87%)
Staff	16 (10%)	14 (10%)
Unknown	4 (3%)	4 (3%)
Baseline Physical Activity in Hours per Week (Mean, SD)
Moderate aerobic activity	5.4 (6.2)	4.6 (4.3)
Vigorous aerobic activity	1.8 (2.8)	1.7 (2.9)
Muscle-strengthening	1.3 (1.7)	1.0 (1.3)
Study 2	Time 1 Sample	Time 2 Sub-Sample
N	272	214
Age (Mean, SD)	24.1 (7.5)	24.6 (8.1)
Gender (N, Proportion)
Female	173 (64%)	139 (65%)
Male	94 (35%)	73 (34%)
Other	5 (2%)	2 (1%)
Race/ Ethnicity (N, Proportion)
Asian/ Asian-American	101 (37%)	78 (36%)
Black/ African-American	10 (4%)	6 (3%)
Hispanic/ Latino/a	27 (10%)	21 (10%)
White/ European-American	91 (33%)	74 (35%)
Other	5 (2%)	4 (2%)
Mixed	38 (14%)	31 (14%)
University Affiliation (N, Proportion)
Student	227 (83%)	173 (81%)
Staff	39 (14%)	36 (17%)
Other	5 (2%)	4 (2%)
Unknown	1 (0%)	1 (0%)
Baseline Physical Activity in Hours per Week (Mean, SD)
Walking	5.7 (7.7)	5.6 (8.2)
Moderate physical activity	4.5 (5.8)	4.1 (4.7)
Vigorous physical activity	3.9 (4.9)	3.7 (4.6)

Note: Participants were affiliates at a U.S. West Coast private university, recruited between 2016 and 2019.