Table 1.

Characteristics of Index Participants.

	CHC1 (N = 476)	CHC2 (N = 483)	Total (N = 959)
Age mean (SD)	40.4 (13.1)	45.3 (13.1)	42.9 (13.3)
Female	387 (81.3%)	405 (83.9%)	792 (82.6%)
Marital status
Never been married	117 (24.6%)	80 (16.7%)	197 (20.7%)
Married	228 (48%)	266 (55.5%)	494 (51.8%)
Divorced, widowed, or separated	72 (15.2%)	80 (16.7%)	152 (15.9%)
A member of an unmarried couple	27 (5.7%)	33 (6.9%)	60 (6.3%)
Prefer not to answer	31 (6.5%)	20 (4.2%)	51 (5.4%)
Education
Have never gone to school	18 (3.8%)	22 (4.5%)	40 (4.2%)
Less than high school	119 (25.2%)	216(44.7%)	335 (35.1%)
High school graduate or GED completed	109 (23.1%)	92 (19.1%)	201 (21.1%)
Some college/technical/vocational degree	134 (28.4%)	75 (15.5%)	209 (21.9%)
Associate of Arts (AA) Degree	19 (4.0%)	13 (2.7%)	32 (3.4%)
Bachelor’s or advanced degree	59 (12.5%)	58 (12.0%)	117 (12.3%)
Prefer not to answer or don’t know	14 (3.0%)	7 (1.5%)	21 (2.2%)
Born outside United States	235 (51.7%)	356 (74.2%)	591 (63.2%)
Race/ethnicity
Hispanic	403 (84.7%)	439 (90.9%)	842 (87.8%)
Non-Hispanic white	35 (7.4%)	24 (5.0%)	59 (6.2%)
Black, excludes Hispanic	12 (2.5%)	6 (1.2%)	18 (1.9%)
Asian, excludes Hispanic	7 (1.5%)	6 (1.2%)	13 (1.4%)
NH/PI, excludes Hispanic	2 (0.4%)	0	2 (0.2%)
AI/AN, excludes Hispanic	5 (1.1%)	0	5 (0.5%)
Multiracial, excludes Hispanic	3 (0.6%)	4 (0.8%)	7 (0.7%)
Health Insurance
No health insurance	81 (17.1%)	127 (26.4%)	208 (21.8%)
Private	155 (32.7%)	103 (21.4%)	258 (27.0%)
Public (Medicare, Medicaid, and Tricare)	191 (40.3%)	222 (46.1%)	413 (43.2%)
Don’t know	15 (3.2%)	9 (1.9%)	24 (2.5%)
Prefer not to answer	32 (6.8%)	21 (4.4%)	53 (5.5%)
Prior positive COVID-19 test	315 (66.2%)	263 (54.6%)	578 (60.3%)
Received a COVID vaccine	425 (89.5%)	426 (88.9%)	851 (89.2%)
Received a COVID-19 vaccine booster	358 (85.4%)	314 (74.1%)	672 (79.7%)