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Table 2 Demonstration of CHIKV IgM in CSF of Neuro-CHIKV and Non-CHIKV group by ELISA method.

From: Detection of viral antigen, IgM and IgG antibodies in cerebrospinal fluid of Chikungunya patients with neurological complications

Study Subjects

Positivity for IgM (%)

Negativity for IgM (%)

Neuro-CHIKV patients (n = 46)

22 (48%)

24 (52%)

Confirmed (n = 9)

8 (89%)

1 (11%)

   Encephalitis (n = 4)

3 (75%)

1 (25%)

   Myelopathy (n = 2)

2 (100%)

0

   Myeloneuropathy (n = 1)

1 (100%)

0

   Peripheral Neuropathy (n = 1)

1 (100%)

0

   Myopathy (n = 1)

1 (100%)

0

Suspected (n = 37)

14 (38%)

23 (62%)

   Encephlitis (n = 20)

5(25%)

15 (75%)

   Myelopathy (n = 5)

3 (60%)

2 (40%)

   Myeloneuropathy (n = 6)

4 (67%)

2 (33%)

   Peripheral Neuropathy (n = 6)

2 (33%)

4 (67%)

Non-CHIKV patients (n = 15)

4 (27%)

11 (73%)