Symptom | Factor loading | Cronbach’s alpha | ||||
---|---|---|---|---|---|---|
Factor 1 | Factor 2 | Factor 3 | Factor 4 | Factor 5 | ||
Factor 1 | 0.89 | |||||
Tiredness | 0.87 | |||||
Lack of vitality | 0.82 | |||||
Lack of energy | 0.81 | |||||
Muscle weakness | 0.78 | |||||
Dry mouth/thirst | 0.73 | |||||
Vertigo | 0.63 | |||||
Headache | 0.62 | |||||
Factor 2 | 0.85 | |||||
Chest pain | 0.84 | |||||
Shortness of breath | 0.83 | |||||
Dyspnea | 0.77 | |||||
Chest tightness | 0.75 | |||||
Arrhythmia | 0.65 | |||||
Lack of appetite | 0.62 | |||||
Factor 3 | 0.80 | |||||
Waking in night | 0.82 | |||||
Trouble falling asleep | 0.78 | |||||
Itchy skin | 0.75 | |||||
Factor 4 | 0.77 | |||||
Joint pain | 0.88 | |||||
Sore muscles | 0.80 | |||||
Numbness | 0.78 | |||||
Factor 5 | 0.73 | |||||
Vomiting | 0.87 | |||||
Nausea | 0.80 | |||||
Cramps | 0.66 | |||||
Total scale | 0.93 |