11 May 2021>: Clinical Research
Efficacy and Safety of Sea Salt-Derived Physiological Saline Nasal Spray as Add-On Therapy in Patients with Acute Upper Respiratory Infection: A Multicenter Retrospective Cohort StudyMin Jiang 1ABDEF , Junwen Chen 2B , Yuanhua Ding 3B , Chenxi Gan 4BDF , Ya Hou 5CD , Junge Lei 1BE , Mengzhi Wan 1B , Xing Li 1B , Zuke Xiao 1ACG*
Med Sci Monit 2021; 27:e929714
Figure 9 Mean symptom (fatigue) scores before and after treatment. * Comparison between mean symptom scores by paired t test for independent samples; ** Mean score variations between the 2 groups (V1–V2) assessed by the rank-sum test.