Table 1.

Participant characteristics by group allocation

	All Participants N = 770	Non-CA Control N = 192	CA Control N = 302	CA Intervention N = 276
Age at enrollment, years, (N) %
Younger than 35	(191) 24.8%	(52) 27.1%	(78) 25.8%	(61) 22.1%
35 to 55	(366) 47.5%	(95) 49.5%	(150) 49.7%	(121) 43.8%
Older than 55	(213) 27.7%	(45) 23.4%	(74) 24.5%	(94) 34.1%
Gender, (N) %
Male or other response	(204) 26.5%	(52) 27.1%	(83) 27.5%	(69) 25.0%
Female	(566) 73.5%	(140) 72.9%	(219) 72.5%	(207) 75.0%
Racial/Ethnic Identity*, (N) %
American Indian/Alaska Native	(13) 1.7%	(2) 1.0%	(6) 2.0%	(5) 1.8%
Asian/Pacific Islander	(93) 12.1%	(27) 14.1%	(34) 11.3%	(32) 11.6%
Black	(42) 5.5%	(15) 7.8%	(15) 5.0%	(12) 4.3%
Hispanic Ethnicity	(94) 12.2%	(21) 10.9%	(39) 12.9%	(34) 12.3%
White	(604) 78.4%	(141) 73.4%	(237) 78.5%	(226) 81.9%
Other race	(20) 2.6%	(7) 3.6%	(6) 2.0%	(7) (2.5%)
Educational Attainment, (N) %
Less than bachelor’s degree	(108) 14.0%	(21) 10.9%	(42) 13.9%	(45) 16.3%
Bachelor's degree or higher	(662) 86.0%	(171) 89.1%	(260) 86.1%	(231) 83.7%
Health Care Professional, N (%)	(240) 31.2%	(63) 32.8%	(96) 31.8%	(81) 29.3%
Political Ideology, (N) %
Conservative	(71) 9.2%	(26) 13.5%	(24) 8.0)	(21) 7.6%
Moderate	(117) 15.2%	(30) 15.6%	(44) 14.6)	(43) 15.6%
Liberal	(522) 67.8%	(119) 62.0%	(213) 70.5%	(190) 68.8%
Not political or prefer not to answer	(60) 7.8%	(17) 8.9%	(21) 7.0%	(22) 8.0%

N.B. No significant differences were observed by Chi squared tests for any of the above variables

^*Race/ethnicity was “select all that apply” and may sum to greater than 100%