Table 4: Symptom frequencies (1 to 11 scale) for 25 near-exposed subjects compared to 22 distant-exposed and 58 unexposed subjects.

SymptomA: 25 near exposedB: 22 distant exposedA versus B
𝑃 values
C: 58 TN unexposedA versus C
𝑃 values

Skin irritation 4 . 1 ± 3 . 5 2 . 5 ± 2 . 1 .071 3 . 2 ± 2 . 5 .222
Deformed finger nails 1 . 4 ± 1 . 3 1 . 4 ± 1 . 2 .893 1 . 5 ± 1 . 3 .655
Chest tightness 2 . 6 ± 2 . 5 1 . 5 ± 0 . 8 .049* 2 . 0 ± 1 . 5 .234
Palpitations 2 . 0 ± 1 . 5 1 . 6 ± 1 . 7 .034* 2 . 3 ± 2 . 1 .580
Burning-tightness of chest 2 . 0 ± 1 . 9 1 . 4 ± 0 . 7 .170 1 . 9 ± 1 . 6 .977
Shortness of breath 2 . 7 ± 2 . 2 1 . 5 ± 1 . 1 .035* 3 . 1 ± 2 . 0 .418
Dry cough 3 . 0 ± 2 . 2 1 . 9 ± 1 . 0 .040* 2 . 5 ± 1 . 8 .362
Cough with mucus 2 . 9 ± 2 . 4 2 . 0 ± 1 . 3 .127 2 . 6 ± 1 . 9 .521
Cough with blood 1 . 4 ± 1 . 2 1 . 0 ± 0 . 0 .133 1 . 1 ± 0 . 6 .195
Dry mouth 4 . 1 ± 3 . 0 2 . 0 ± 0 . 9 .002* 3 . 1 ± 2 . 5 1.25
Throat tight 3 . 8 ± 2 . 9 2 . 3 ± 1 . 5 .035* 2 . 8 ± 1 . 9 .091
Eye irritation 3 . 8 ± 2 . 9 2 . 1 ± 1 . 6 .015* 2 . 4 ± 2 . 1 .013*
Decreased smell 3 . 4 ± 3 . 1 2 . 1 ± 2 . 2 .095 2 . 1 ± 2 . 0 .021*
Headache 5 . 7 ± 3 . 5 3 . 2 ± 2 . 4 .007* 4 . 1 ± 2 . 4 .017*
Nausea 2 . 2 ± 1 . 6 1 . 8 ± 1 . 5 .313 2 . 5 ± 1 . 7 .575
Dizziness 3 . 0 ± 2 . 7 1 . 5 ± 0 . 9 .017* 2 . 1 ± 1 . 6 .059
Lightheadedness 2 . 8 ± 1 . 9 1 . 7 ± 0 . 8 .019* 2 . 5 ± 1 . 7 .486
Exhilaration (unusual) 1 . 2 ± 1 . 6 1 . 1 ± 0 . 5 .704 1 . 8 ± 1 . 8 .062
Loss of balance 3 . 3 ± 2 . 6 1 . 5 ± 0 . 9 .003* 1 . 9 ± 1 . 2 .001*
Loss of consciousness 1 . 3 ± 1 . 1 1 . 0 ± 0 . 2 .243 1 . 2 ± 0 . 4 .356
Extreme fatigue 4 . 9 ± 3 . 4 1 . 8 ± 1 . 6 .0003* 3 . 1 ± 2 . 3 .005*
Somnolence 3 . 2 ± 2 . 9 1 . 3 ± 0 . 6 .004* 2 . 5 ± 2 . 2 .242
Insomnia 3 . 3 ± 3 . 1 2 . 3 ± 2 . 1 .204 2 . 6 ± 2 . 5 .291
Wake frequently 3 . 9 ± 3 . 1 2 . 5 ± 2 . 0 .089 2 . 7 ± 2 . 5 .014
Sleep few hours 3 . 7 ± 2 . 7 2 . 4 ± 2 . 4 .100 2 . 6 ± 2 . 5 .086
Irritability 4 . 5 ± 3 . 4 2 . 3 ± 1 . 7 .009* 3 . 7 ± 2 . 4 .236
Loss of concentration 4 . 6 ± 3 . 6 2 . 1 ± 1 . 7 .005* 3 . 2 ± 2 . 1 .034*
Loss of recent memory 5 . 8 ± 3 . 5 2 . 3 ± 1 . 6 .0001* 3 . 2 ± 2 . 6 .0002*
Long-term memory loss 4 . 1 ± 3 . 1 1 . 7 ± 1 . 3 .001* 2 . 4 ± 2 . 2 .006*
Unstable moods 3 . 6 ± 3 . 2 1 . 3 ± 0 . 5 .002* 2 . 4 ± 2 . 1 .064
Loss of libido 4 . 2 ± 3 . 2 2 . 7 ± 2 . 1 .060 3 . 8 ± 3 . 3 .537
Decreased alcohol tolerance 1 . 6 ± 1 . 2 1 . 6 ± 1 . 2 .992 2 . 2 ± 1 . 9 .165
Indigestion 3 . 2 ± 1 . 9 3 . 0 ± 2 . 2 .737 2 . 8 ± 2 . 2 .430
Loss of appetite 2 . 2 ± 1 . 7 1 . 5 ± 1 . 2 .121 2 . 4 ± 1 . 9 .570
Swollen stomach 3 . 0 ± 3 . 0 2 . 0 ± 2 . 0 .177 2 . 8 ± 2 . 5 .759
Tingling navel 1 . 0 ± 0 . 2 1 . 0 ± 0 . 2 .928 1 . 2 ± 0 . 8 .404
Itching gums 1 . 0 ± 0 . 0 1 . 0 ± 0 . 0 1.00 1 . 2 ± 0 . 5 .068

Symptom frequency mean 3 . 2 ± 1 . 7 0 1 . 9 ± . 9 1 .002 2 . 6 ± 1 . 1 .038*
Symptom frequency range1.22 to 6.571.11 to 5.111.18 to 5.68

* Statistically significant values.