Table A1.

Balance table.

	Sample		Control mean	T1 pos cit		T2 pos gov		T3 neg cit		T4 neg gov
	N	Mean		Mean	$p-v$	Mean	$p-v$	Mean	$p-v$	Mean	$p-v$
Age	689	37.2	36.6	38.7	0.15	36.8	0.83	36.8	0.84	37.4	0.5
Female	689	0.4	0.38	0.43	0.36	0.43	0.35	0.34	0.45	0.45	0.22
White	679	0.7	0.68	0.76	0.14	0.77	0.08	0.65	0.58	0.65	0.52
College	679	0.65	0.66	0.66	0.91	0.67	0.94	0.63	0.58	0.61	0.35
Liberal	689	0.44	0.46	0.45	0.78	0.45	0.88	0.41	0.34	0.42	0.5
Conservative	689	0.35	0.38	0.36	0.73	0.3	0.12	0.33	0.32	0.35	0.58
Follow Media	689	0.87	0.85	0.88	0.45	0.88	0.31	0.86	0.65	0.87	0.51
Concern Virus	689	0.36	0.34	0.42	0.13	0.33	0.94	0.4	0.25	0.35	0.76
Trust Protection	689	0.8	0.82	0.78	0.31	0.86	0.37	0.75	0.13	0.78	0.38
Joint Significance					0.31		0.20		0.30		0.53

Notes: P-values ($p-v$) are reported for a comparison of means with the control group. Characteristics are also balanced between treatment arms. P-values for tests of joint significance are: 0.54 (T1 = T2), 0.59 (T1 = T3), 0.53 (T1 = T4), 0.15 (T2 = T3), 0.34 (T2 = T4), 0.82 (T3 = T4).