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Table 4 Number of anti TH and anti TO levels in blood isloates

From: Evaluation of sensitivity and specificity of ELISA against Widal test for typhoid diagnosis in endemic population of Kathmandu

Titration Record

Total Patients (n = 1371)

Culture positive patients (n = 237)

Culture negative patients (n = 1134)

Anti TH

   

 Aggutinition

311 (22.68 %)

108 (45.57 %)

203 (17.92 %)

  ≥1:640

78 (25.08 %)

36 (33.33 %)

42 (20.69 %)

  1:320

156 (50.16 %)

55 (50.93 %)

101 (49.75 %)

  1:160

176 (56.59 %)

89 (82.41 %)

87 (42.86 %)

  1:80

201 (64.63 %)

98 (90.74 %)

103 (50.74 %)

  1:40

311 (100 %)

108 (100 %)

203 (100 %)

 No Agglutination

1060 (77.32 %)

129 (54.43)

931 (82.14 %)

Anti TO

   

 Aggutinition

298 (21.74 %)

104 (43.88 %)

194 (17.11 %)

  ≥1:640

71 (23.83 %)

29 (27.88 %)

42 (21.65 %)

  1:320

147 (49.33 %)

45 (43.27 %)

102 (52.58 %)

  1:160

164 (55.03 %)

84 (80.77 %)

80 (41.24 %)

  1:80

198 (66.44 %)

91 (87.5 %)

107 (55.15 %)

  1:40

298 (100 %)

104 (100 %)

194 (100 %)

 No Agglutination

1073 (78.26 %)

133 (56.12 %)

940 (82.89 %)