Table 3.

Clinical data before and after therapy by herbal medicine, as well as relative changes of investigated parameters.

Parameter	Before therapy (V1) (Mean ± SD)	After therapy (V2) (Mean ± SD)	p Value	Relative changesa (Mean ± SD)
Nasal obstruction	6.5 ± 0.6	2.2 ± 0.4	<.001	−66.5 ± 7.6
Rhinorrhea	6.5 ± 0.4	3.0 ± 0.8	<.001	−52.9 ± 14.4
Postnasal drip	6.4 ± 0.5	2.8 ± 0.6	<.001	−55.5 ± 9.5
Facial pain/pressure	6.6 ± 0.6	2.1 ± 0.3	<.001	−67.2 ± 6.0
Loss of the sense of smell	6.5 ± 0.5	2.0 ± 0.5	<.001	−68.9 ± 7.8
Total symptom score	33.2 ± 2.3	12.1 ± 1.1	<.001	−62.4 ± 4.0
Mucosal edema	5.8 ± 0.4	2.2 ± 0.4	<.001	−63.8 ± 6.2
Mucopurulent secretions	5.1 ± 0.7	1.7 ± 0.6	<.001	−65.5 ± 10.8
Total endoscopc score	10.7 ± 1.3	4.1 ± 0.8	<.001	−64.5 ± 5.8

^aThe relative changes of investigated parameters: (value – baseline value)/baseline value.

Abbreviations. SD, standard deviation; V1, visit 1 (before treatment); V2, visit 2 (after treatment).