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. Author manuscript; available in PMC: 2016 Apr 4.
Published in final edited form as: Turk Psikiyatri Derg. 2015 Spring;26(1):56–64.

Table 1. Correlation between item and total scores, Cronbach's alpha values after dropping non-significant items, and internal consistency of SCQ-TF.

SCQ-TF Correlations Between Items and Total Score Cronbach's Alpha Value after Dropping Nonsignificant Items Internal Consistency (Cronbach's alpha value)
Reciprocal Social Interaction Domain 0.83
9. Inappropriate facial expression .221 .834
10. Use of other's body to communicate .305 .831
19. Friends .351 .828
26. Eye gaze .370 .827
27. Social smiling .463 .822
28. Showing and directing attention .537 .816
29. Offering to share .465 .821
30. Seeking to share enjoyment .517 .817
31. Offering comfort .546 .815
32. Quality of social overtures .417 .824
33. Range of facial expression .447 .822
36. Interest in children .466 .821
37. Responses to other children .568 .814
39. Imaginative play with peers .501 .818
40. Group play .601 .811
Communication Domain 0.78
2. Conversation .259 .785
3. Stereotyped utterances .545 .758
4. Inappropriate questions .289 .783
5. Pronoun reversal .344 .777
6. Neologisms .229 .788
20. Social chat .405 .772
21. Imitation .257 .785
22. Pointing to express interest .467 .767
23. Gestures .222 .789
24. Nodding to mean yes .664 .746
25. Head shaking to mean no .625 .750
34. Imitative social play .605 .752
35. Imaginative play .483 .764
Restricted, Repetitive, and Stereotyped Patterns of Behavior Domain 0.77
7. Verbal rituals .495 .744
8. Compulsions and rituals .484 .745
11. Unusual preoccupations .541 .736
12. Repetitive use of objects .574 .729
13. Circumscribed interests .256 .784
14. Unusual sensory interests .432 .754
15. Hand and finger mannerisms .484 .746
16. Complex body mannerisms .527 .738
SCQ Total Score 0.89