Table 2.

Prevalence of clinical manifestations in children with long COVID.

Cardiovascular	Neurological/Neuropsychiatric
Chest tightness or pain (1–31%)	Brain fog
Palpitations (4–18%)	Concentration difficulties (2–81%)
Dermatological	Sleep disturbance (2–63%)
Skin rashes (2–52%)	Dizziness (3–20%)
Gastrointestinal	Irritability and mood changes (5–24%)
Stomachache (5–70%)	Headache (3–80%)
Abdominal pain (1–76%)	Memory loss
Diarrhea (2–24%)	Smell disorder (12–70%)
Vomiting (2–24%)	Taste disorder (20–70%)
General	Nocturnal sweating
Fatigue (3–87%)	Respiratory
Persistent fever (2–40%)	Cough (1–30%)
Loss of appetite or weight (2–50%)	Dyspnea (40–50%)
Muscular	Upper Airway
Myalgia or arthralgia (1–61%)	Nasal congestion or rhinorrhea (1–12%)
	Sore throat (4–70%)