Table 3 Concept-to-item mapping
Theme | Symptom | SE-C19 | Item |
|---|---|---|---|
Upper respiratory tract | Head congestion | ||
Stuffy/congested nose | |||
Runny nose | ✓ | Runny nose | |
Postnasal drip | |||
Phlegm | ✓ | Sputum/phlegm | |
Sneezing | ✓ | Sneezing | |
Sore throat lost voice | ✓ | Sore throat | |
Sinus pressure/pain | |||
Swollen glands | |||
Earache | |||
Lower respiratory tract | Cough | ✓ | Cough |
Chest pressure/tightness | ✓ | Pressure/tightness in chest | |
Chest pain | ✓ | Chest pain | |
Shortness of breath | ✓ | Shortness of breath/difficulty breathing | |
Difficulty breathing | ✓ | Shortness of breath/difficulty breathing | |
Systemic | Fever | ✓ | Feverish |
Chills | ✓ | Chills | |
Sweating | |||
Body ache | ✓ | Body aches such as muscle pain or joint pain | |
Muscle ache | ✓ | Body aches such as muscle pain or joint pain | |
Joint pain | ✓ | Body aches such as muscle pain or joint pain | |
Headache/migraine | ✓ | Headache | |
Back pain | ✓ | Body aches such as muscle pain or joint pain | |
Physical fatigue/sleepiness | ✓ | Fatigue | |
Mental fatigue | ≈ | Confusion | |
Do not feel like self | |||
Weakness | |||
Dizzy/lightheaded | ✓ | Dizziness | |
Heart palpitations | |||
Loss of appetite | ✓ | Loss of appetite | |
Gastrointestinal | Nausea | ✓ | Nausea |
Vomiting | ✓ | Vomiting | |
Diarrhea | ✓ | Diarrhea | |
Constipation | |||
Stomachache | ✓ | Stomachache | |
Smell and taste | Altered taste | ||
Altered smell | |||
Loss of taste | ✓ | Loss of taste/smell | |
Loss of smell | ✓ | Loss of taste/smell | |
Other | Skin rash | ✓ | Rash |
Skin redness | |||
Red eyes | ✓ | Red or watery eyes | |
Watery eyes | ✓ | Red or watery eyes | |
Numb feet |