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. 2021 Aug 16;10(17):e021002. doi: 10.1161/JAHA.121.021002

Table 3.

Comparison of Symptoms in 44 Patients Who Underwent Laboratory Testing

Abnormal Laboratory Tests (n=29) % Normal Laboratory Tests (n=15) % P Value
Age, y, mean±SD 34±9.5 33 ± 12.2 NS
% Female 29/29 13/15 0.111
Palpitation 25/29 86 13/15 87 1.0
Syncope 11/29 38 4/15 27 0.524
Fatigue 21/29 72 8/15 53 0.317

Lightheadedness

/dizzy/brain fog

23/29 79 11/15 73 0.714
Migraines 11/29 38 3/15 20 0.314
Depression/anxiety 6/29 21 6/15 40 0.284
Fibromyalgia 4/29 14 1/15 7 0.647
Allergy 13/29 45 2/15 13 0.048
Skin rash 10/29 34 1/15 13 0.067
Gastrointestinal symptoms 18/29 62 3/15 23 0.001

NS indicates not significant.