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. 2022 Jun 9;9:855787. doi: 10.3389/fmed.2022.855787

TABLE 3.

Positivity to antibodies against Mce1A protein and PGL-I in different groups of studies.

Groups No of cases IgA
n (%)		 x2; p-value IgM
n (%)		 x2; p-value IgG
n (%)		 x2; p-value APGL-I
n (%)		 x2; p-value
PAR-NC 26 24 (92.3) 34.7;<0.0001 13 (50) 6.1; 0.01 22 (84.6) 32.4;<0.0001 10 (38.5) 9.8; 0.001
CAR-TP 19 10 (52.6) 10.9; 0.0009 0 (0) 3.0; 0.07 17 (89.5) 31.7;<0.0001 2 (11.1) 2.2; 0.1
HHC 17 15 (88.2) 25.9;<0.0001 5 (29.4) 1.1; 0.2 11 (64.7) 18.4<0.0001 2 (11.8) 2.4; 0.1
EC 20 1 (5.0) 3 (15) 0 (0) 0 (0)

Chi-squared test between HD patients and HHC vs. EC.

PAR-NC, new cases of HD patients Parnaíba; CAR-TP, patients treated in Colony Carpina; HHC, household contacts of HD patients in Parnaíba; EC, endemic controls.