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Table 2 Number of patients (%) showing positive antibody response to C. parvum crude soluble antigen (CCA)

From: Serum immunoglobulin G, M and A response to Cryptosporidium parvum in Cryptosporidium-HIV co-infected patients

Gp.

 

Number studied

Number positive

   

IgG

IgM

IgA

I

HIV+Crypto+

11

11 (100)

2 (18.2)

7 (63.6)

II

HIV+Crypto-

20

Nil

Nil

4 (20)

III

HIV-Crypto+

10

10 (100)

2 (20)

5 (50)

IIIa

HIV-Crypto+

4

4 (100)

1 (25)

1 (25)

IIIb

HIV-Crypto+

6

6 (100)

1 (16.7)

4 (66.7)

IV

HIV-Crypto-

20

Nil

Nil

2 (10)

V

Other parasitic diseases

25

3 (12)

2 (8)

2 (8)

 

Sensitivity (%)

 

100

19

57.1

 

Specificity (%)

 

95.4

97

87.7

 

I vs II

 

<0.0001

NS

<0.05

 

I vs IV

 

<0.0001

NS

<0.01

P

I vs V

 

<0.0001

NS

<0.01

 

II vs III

 

<0.0001

NS

<0.05

 

III vs IV

 

<0.0001

NS

<0.05

 

III vs V

 

<0.0001

NS

<0.05

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BMC Infectious Diseases

ISSN: 1471-2334

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