Table 3 Accuracy rate of the KCAHW questionnaire

Domain 1

1–1 Marked impairment in use of multiple non-verbal behaviors such as eye to eye contact, facial expression, body postures and gestures during social interaction?

121(87.7%)

17(12.3%)

1–2 Failure to develop peer relationship appropriate for developmental age?

121(87.7%)

17(12.3%)

1–3 Lack of spontaneous will to share enjoyment, interest or activities with other people?

122(88.4%)

17(11.6%)

1–4 Lack of social or emotional reciprocity?

124(89.9%)

14(10.1%)

1–5 Staring into open space and not focusing on anything specific?

39(28.3%)

99(71.7%)

1–6 The child can appear as if deaf or dumb?

99(71.7%)

39(28.3%)

1–7 Loss of interest in the environment and surroundings?

106(76.8%)

32(23.2%)

1–8 Social smile is usually absent in a child with Autism?

112(81.2%)

26(18.8%)

Domain 2

2 − 1 Delay or total lack of development of spoken language?

114(82.6%)

24(17.4%)

Domain 3

3 − 1 Stereotyped and repetitive movement (e.g. Hand or finger flapping or twisting)?

119(86.2%)

19(13.8%)

3 − 2 May be associated with abnormal eating habit?

63(45.7%)

75(54.3%)

3–3 Persistent preoccupation with parts of objects?

111(80.4%)

27(19.6%)

3–4 Love for regimented routine activities?

95(68.8%)

43(31.2%)

Domain 4

4 − 1 Autism is Childhood Schizophrenia?

96(69.6%)

42(30.4%)

4 − 2 Autism is an autoimmune condition?

98(71.0%)

40(29.0%)

4 − 3 Autism is a neurodevelopmental disorder?

77(55.8%)

61(44.2%)

4–4 Autism could be associated with Mental Retardation?

68(49.3%)

70(50.7%)

4–5 Autism could be associated with Epilepsy?

38(27.5%)

100(72.5%)

4–6 Onset of Autism is usually in( Neonatal age, infancy or childhood)?

123(89.1%)

15(10.9%)