Categories

Symptoms

Patients (N = 30)

Control group (N = 31)

Chi²

p

Pain symptoms

Headache

90%

41.9%

15.602

.000^***

Stomache pain

56.7%

35.5%

2.755

.126

Back pain

36.7%

29.0%

.403

.592

Joint pain

27.6%

12.9%

2.019

.204

Pain in arms/legs/hands/feet

20.7%

6.5%

2.629 a

.104

Chest pain

13.8%

3.2%

2.190 a

.188

Earache

23.3%

6.7%

3.268 a

.145

Pain during urination

13.8%

.0%

4.581 a

.049^*

Pain in or around the genital area

6.9%

.0%

2.212 a

.229

Gastrointestinal

symptoms

Nausea

56.7%

30.0%

4.344

.067

Vomiting

33.3%

.0%

12.359 a

.000^***

Loss of appetite

36.7%

22.6%

1.454

.270

Diarrhoea

30.0%

3.3%

7.680

.012^*

Constipation

17.2%

.0%

5.651 a

.024^*

Cardiorespiratory symptoms

Lump in one’s throat

10.0%

12.9%

.126 a

1.0

Coughing

30.0%

30.0%

.000

1.0

Shortness of breath or sensation of suffocation

33.3%

6.5%

6.972

.011^*

Heart palpitations/

Heart flutter

27.6%

6.5%

4.819 a

.039^*

Tiredness

60.0%

35.5%

3.674

.074

Pseudoneurological symptoms

Paralysis. muscle weakness

26.7%

3.2%

6.661 a

.012^*

Numbness. pins and needles

20.0%

12.9%

.560 a

.508

Muscle twitching

23.3%

12.9%

1.122

.335

Heaviness in arms/legs

20.0%

6.5%

2.456 a

.147

Gait disturbances/

Difficulties in walking or standing

16.7%

3.2%

3.106 a

.104

Visual impairment.

double vision

16.7%

.0%

5.628 a

.024^*

Speech disorders. loss of voice. hoarseness

20.0%

19.4%

.004

1.0

Seizures

26.7%

6.5%

4.546 a

.043^*

Trembling

23.3%

3.2%

5.410 a

.026^*

Dizziness

53.3%

16.1%

9.348

.003^**

Loss of consciousness/fainting

20.0%

3.2%

4.223 a

.053

Hearing difficulties

Buzzing/ringing in the ears

13.3%

10.0%

.162 a

1.0