Table 5.

Spearman's Correlation Analysis of the Reasons behind Participants' Willingness.

Variables	Very willing, and willing to participate
	Recovered Cases (n = 315)		Healthy Volunteers (n = 299)
	r	p	r	p
Receiving public respect for the participation	.299∗∗	<0.0001	.341∗∗	<0.0001
Helping science	.525∗∗	<0.0001	.465∗∗	<0.0001
Protecting privacy and confidentiality	.445∗∗	<0.0001	.457∗∗	<0.0001
Risk awareness	.333∗∗	<0.0001	.334∗∗	<0.0001
No cost	.282∗∗	<0.0001	.317∗∗	<0.0001
Time and location convenience	.395∗∗	<0.0001	.484∗∗	<0.0001
Research activities are convenient	.362∗∗	<0.0001	.443∗∗	<0.0001
A family member or a friend suffered or deceased from COVID-19	.225∗∗	<0.0001	.215∗∗	<0.0001
Similar health condition is participating	.322∗∗	<0.0001	.289∗∗	<0.0001
Favourable opinion to participate	.269∗∗	<0.0001	.357∗∗	<0.0001
Free medical care access for complications	.296∗∗	<0.0001	.405∗∗	<0.0001

Note: ∗p < .05, ∗∗p < .01, ∗∗∗p < .001.

A p-value of 5% or lower is often considered to be statistically significant.