Page 5 - EN-Symptom-Survey_lores

An example report

PHASE 1: DURING THE LAST 3 MONTHS, HAVE YOU EXPERIENCED:

Hoarseness or loss of voice 29% 39% 32%

Itching, dryness or redness of 29% 32% 47%
the skin in the face or hands

Headache 28% 44% 28%

Fatigue 13% 25% 62%

Itching, redness, or swelling of 31% 29% 40%
the eyes

Dyspnoea (difficulty in breathing) 55% 29% 14%

Cough 33% 41% 26%

Stuffy or runny nose 22% 42% 36%

0% 20% 40% 60% 80% 100%

No Yes, occasionally Yes, often I don't know

PHASE 2 COMPARED WITH THE SITUATION BEFORE THE AIR PURIFIERS WERE
INSTALLED, DO YOU CURRENTLY EXPERIENCE

Hoarseness or loss of voice 41% 49% 8%

Itching, dryness or redness of 45% 29% 23% 3%
the skin in the face or hands

Headache 47% 45% 8%
48% 21%
Fatigue 31% 21%
36%
Itching, redness, or swelling of 44%
the eyes

Dyspnoea (difficulty in breathing) 76% 21% 3%

Cough 46% 49% 5%

Stuffy or runny nose 39% 44% 14% 3%

0% 20% 40% 60% 80% 100%

No Yes, occasionally Yes, often I don’t know