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. 2021 Oct 11;210:106985. doi: 10.1016/j.clineuro.2021.106985

Table 2.

Prevalence of co-morbidities among patients with and without neurological symptoms.

Variables
Neurological symptoms during COVID-19 disease
Missing patients P-Value OR 95% confidence interval
Title Status Shown [N, (%)] Not-shown [N, (%)] Lower Upper
Diabetes Yes 89,(11.6) 9,(12.9) 5 0.846 0.892 0.428 1.859
No 676,(88.4) 61,(87.1) 51
Hypertension Yes 121,(15.8) 9,(12.9) 7 0.607 1.273 0.616 2.633
No 644,(84.2) 61,(87.1) 49
Heart diseasea Yes 69,(9.0) 6,(8.6) 1 1.000 1.057 0.442 2.531
No 696,(91.0) 64,(91.4) 55
Respiratory diseaseb Yes 68,(8.9) 4,(5.7) 2 0.394 1.610 0.569 4.552
No 697,(91.1) 66,(94.3) 54
Autoimmune and rheumatologic diseasec Yes 35,(4.6) 3,(4.3) 0 1.000 1.071 0.321 3.574
No 730,(95.4) 67,(95.7) 56
Any pre-existing neurological conditiond Yes 104,(13.6) 1,(1.4) 3 0.004 10.906 1.498 79.377
No 660,(86.4) 70,(98.6) 53
Migraine and other primary headaches Yes 159,(20.8) 5,(7.1) 3 0.007 3.411 1.351 8.612
No 606,(79.2) 65,(92.2) 53
Epilepsy Yes 11,(1.4) 0,(0) 0 0.613 - -
No 754,(98.6) 70,(100) 56
Stroke Yes 17,(2.2) 0,(0) 0 0.387 - -
No 748,(97.8) 70,(100) 56
Multiple sclerosis Yes 6,(0.8) 0,(0) 1 0.674 - -
No 759,(99.2) 70,(100) 55
a

Congestive heart failure (CHF), old myocardial infarction (MI), coronary artery disease (CAD), unstable angina (UA) and arrhythmia.

b

Asthma, chronic obstructive pulmonary disease(COPD), chronic lung diseases, sinusitis.

c

Systemic lupus erythematosus, rheumatoid arthritis(RA), behcet’s disease, sjogren’s syndrome.

d

Any primary chronic headache, stroke, epilepsy, multiple sclerosis (MS), Parkinson’s disease, Alzheimer disease, meningitis, myasthenia gravis and any other confirmed neurological disorder.