Patient reported outcomes
pain
Patients had to daily document their COVID-19 specific symptoms in an electronic patient diary. Those parameters were based on the COVID-19 symptoms published by the Robert Koch Institute (In addition, patient's quality of life was evaluated by the SF-36 questionnaire, covering 36 items divided into the 8 quality of life domains ‘physical functioning’; ‘role limitations due to physical health’, ‘role limitations due to emotional problems’, ‘energy/fatigue’, ‘emotional well-being’, ‘social functioning’, ‘pain’, and ‘general health’At the end of the study, patients and investigators assessed the overall tolerability and efficacy of the treatment as ‘very good (3)’, ‘good (2)’, ‘moderate (1)’ or ‘poor (0)’.