Table 2. COVID-19 impact on patients participating in an ongoing clinical trial.

Questions	Intervention (n = 44)		Control (n = 42)
	N	%	N	%
Q1. Self-assessment of current health status
• Excellent	1	2.3	1	2.4
• Good	6	13.6	6	14.3
• Fair	30	68.2	27	64.3
• Poor	6	13.6	6	14.3
• Very poor	1	2.3	2	4.7
Q2. Difficulties adhering to trial interventions (“yes” response)	6	13.6	11	26.2
Q3. How study team can support patients in coping with difficulties (Select all that apply)
• Establish a hotline	4	9.1	7	16.7
• Call as regular basis	5	11.4	4	9.5
• Visit you after phone calls	2	15.9	12	28.6
Q4. Best way for research staff to contact patients (Select all that apply)
• Phone calls	23	52.3	25	59.5
• Text messages	2	4.6	1	2.4
• Emails	0	0	1	2.4
• Via community health worker’s visits	25	56.8	17	40.5
Q5. Given COVID-19, still remain interested in participating in a clinical research study (“yes” response)	41	93.2	37	88.1
Q6. Being comfortable using a mobile phone to watch video clips
• Definitely	9	20.4	10	23.8
• Probably	1	2.3	13	30.9
• Possibly	10	22.7	2	4.8
• Probably not	24	54.6	15	35.7
• Definitely not	0	0	2	4.8
Q7. Willing to complete research-related interviews and visits by phone
• Definitely	5	11.4	4	9.5
• Probably	1	2.3	11	26.2
• Possibly	11	25.0	3	7.1
• Probably not	27	61.4	21	50.0
• Definitely not	0	0	3	7.1
Q8. Future use of mobile phones to deliver the intervention
• Definitely	7	15.9	7	16.7
• Probably	3	6.8	11	26.2
• Possibly	15	34.1	8	19.0
• Probably not	19	43.2	15	35.7
• Definitely not	0	0	1	2.4
Q9. Future use of mobile phones to collect data at baseline and follow-up
• Definitely	5	11.4	3	7.1
• Probably	6	13.6	10	23.8
• Possibly	12	27.3	7	16.7
• Probably not	21	47.7	20	47.6
• Definitely not	0	0	2	4.8
Q10. Future use of mobile phones to obtain comments or feedback
• Definitely	5	11.4	2	4.8
• Probably	6	13.6	8	19.1
• Possibly	12	22.3	9	21.4
• Probably not	21	47.7	21	50.0
• Definitely not	0	0	2	4.8