Table 1.

Participant characteristics and expectations for the RamaCovid system.

Characteristics			Participants (N=400), n (%)
Age (years): range 18-83 years, mean 46.79, SD 13.49
	18-29	47 (11.75)
	30-39	74 (18.50)
	40-49	103 (25.75)
	50-59	97 (24.25)
	60 and over	79 (19.75)
Gender
	Men	127 (31.75)
	Women	273 (68.25)
Education
	Primary level and lower	12 (3.00)
	Secondary level and diploma	101 (25.25)
	Bachelor’s degree	187 (46.75)
	Postgraduate	100 (25.00)
Residential area
	Bangkok	200 (50.00)
	Central	108 (27.00)
	West	34 (8.50)
	Northeast	17 (4.25)
	East	16 (4.00)
	North	14 (3.50)
	South	11 (2.75)
History of COVID-19
	No	367 (91.75)
	Yes	33 (8.25)
Source for seeking health information
	Google	332 (83.00)
	YouTube	245 (61.25)
	Line	308 (77.00)
	Facebook	283 (70.75)
	School of Nursing website	214 (53.50)
	Instagram	49 (12.25)
	Twitter	47 (11.75)
	Other (friends/staff/book)	17 (4.25)
How one became aware of RamaCovid
	Icon	98 (24.50)
	Official Line account menu	73 (18.25)
	School of Nursing website	66 (16.50)
	Facebook	62 (15.50)
	QRa code	34 (8.50)
	Timeline	29 (7.25)
	Friends	29 (7.25)
	Other	9 (2.25)
Expectations for RamaCovid
	Self-care	316 (79.00)
	Find location for RT-PCRb testing	295 (73.75)
	Vaccine information	289 (72.25)
	Self-risk assessment	252 (63.00)
	Monitor situation	171 (42.75)
	Live chat with health professional	156 (39.00)
	Obtain test results	112 (28.00)
Most useful topics in RamaCovid
	Self-care	270 (67.50)
	Vaccine information	225 (56.25)
	Self-care after vaccination	198 (49.50)
	Self-risk assessment	198 (49.50)
	Find telephone numbers	128 (32.00)
	Find location for RT-PCR testing	125 (31.25)
	Live chat with health professionals	112 (28.00)
	Frequently asked questions	73 (18.25)

^aQR: quick response

^bRT-PCR: reverse transcription polymerase chain reaction.