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Table 3 Detection of anti-Trichinella IgG in serum samples of patients with trichinellosis and other parasitoses by ELISA with the three T. spiralis antigen preparations

From: Early serodiagnosis of trichinellosis by ELISA using excretory–secretory antigens of Trichinella spiralis adult worms

Sera of patients with No. of serum samples ELISA with AW ES antigens ELISA with AW soluble antigens ELISA with ML ES antigens
   OD value \( \left(\overline{\mathrm{X}}\pm S\right) \) No. of positive serum samples (%) OD value \( \left(\overline{\mathrm{X}}\pm S\right) \) No. of positive Serum samples (%) OD value \( \left(\overline{\mathrm{X}}\pm S\right) \) No. of positive serum samples (%)
Later trichinellosisa 22 0.52 ± 0.10 22 (100) 0.54 ± 0.05 22 (100) 0.68 ± 0.04 22 (100)
Early trichinellosisb 20 0.56 ± 0.12 20 (100) 0.62 ± 0.08 20 (100) 0.53 ± 0.10 15 (75.00)
Schistosomiasis 36 0.25 ± 0.06 0 (0) 0.30 ± 0.07 0 (0) 0.33 ± 0.10 4 (20.00)
Paragonimiosis 20 0.29 ± 0.11 2 (10.00) 0.40 ± 0.14 5 (25.00) 0.26 ± 0.14 1 (5.00)
Clonorchiosis 7 0.21 ± 0.04 0 (0) 0.22 ± 0.05 0 (0) 0.30 ± 0.11 1 (14.29)
Cysticercosis 18 0.28 ± 0.10 1 (5.56) 0.29 ± 0.12 2 (11.00) 0.38 ± 0.12 5 (25.00)
Echinococcosis 21 0.27 ± 0.07 0 (0) 0.28 ± 0.07 0 (0) 0.35 ± 0.14 5 (25.00)
Sparganosis 7 0.26 ± 0.04 0 (0) 0.34 ± 0. 04 0 (0) 0.27 ± 0.10 1 (12.5)
Healthy persons 50 0.19 ± 0.03 0 (0) 0.23 ± 0.04 0 (0) 0.21 ± 0.08 0 (0)
  1. Later trichinellosisa: The sera of later patients with trichinellosis were collected 35 days post-infection
  2. Early trichinellosisb: The sera of patients with early-stage trichinellosis were collected 19 days post-infection