Efficacy and Safety of Lianhuaqingwen Capsules for the Prevention of Coronavirus Disease 2019: A Prospective Open-Label Controlled Trial

Table 3

Positive rates of subjects with different contact modes.

Contact form	Positive rate	N = 1976		value
		LH group; (N = 1101)	Control group; (N = 875)
Living together, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)
Shared the same confined space, N (%)	Positive, N (%)	3 (0.27)	5 (0.57)	0.7173
Dined together, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)
Daily conversation, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)
Rode in the same vehicle, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)
Live on the same block, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)
Medical care, N (%)	Positive, N (%)	0 (0.00)	5 (0.57)	0.1496
Others, N (%)	Positive, N (%)	0 (0.00)	0 (0.00)