Table 4.

Results of parameters additionally examined with numerical rating scale (NRS). NRS scores 1–3 correspond to mild, scores of 4–6 to moderate and scores ≥7 to severe symptoms. Values ​​are expressed as the number of patients or as the total number in percent

Parameter NRS Score	DL (n 31)	GVL (n 34)	U-test (p-Value)
Sore throat n (mild/ moderate/ severe) (total in %)	7/2/0 (29%)	6/3/1 (29%)	0,430
Dysphagia n (mild/ moderate/ severe) (total in %)	4/3/0 (23%)	6/3/2 (32%)	0,289
Cough n (mild/ moderate/ severe) (total in %)	9/3/1(42%)	10/3/1 (41%)	0,782
Hoarseness n (mild/ moderate/ severe) (total in %)	7/5/0 (39%)	4/6/1 (32%)	0,477