Table 1: Symptoms reported by patients seen in the clinic.

Symptom People reporting (%) Mean age (years)
Throat irritation and discomfort 27.5 56.0 ± 17.7
Headache 20.3 59.0 ± 16.7
Dry cough 15.9 65.1 ± 13.1
Breathing difficulty 10.1 72.4 ± 7.4
Tearing 10.1 70.6 ± 6.0
Eye pain 10.1 60.4 ± 16.5
Nasal pain 7.2 45.3 ± 3.1
Sputum 4.3 52.3 ± 15.5
Chest discomfort 2.9 43.5 ± 19.1
Nausea 2.9 60.0 ± 15.6
Running nose 2.9 58.0 ± 9.9
Sneeze 1.4 76
Dry mouth 1.4 36