Supplementary Table 4. Pearson’s correlation coefficients of an item in the AQ with its own scale, the K10 and the psychoticism scale in the BSI

Item-total correlation (95%CI)a / Distressb
(95%CI) / Psychoticismc
(95%CI)
Item / controls / cases / controls / controls
  1. I prefer to do things on my own rather than with others.
/ 0.27 (0.23, 0.30) / 0.27 (0.02, 0.49) / 0.14 (0.10, 0.17) / 0.16 (0.12, 0.19)
  1. I prefer to do things the same way over and over again.
/ 0.19 (0.15, 0.22) / 0.35 (0.11, 0.55) / 0.12 (0.09, 0.16) / 0.08 (0.05, 0.12)
  1. If I try to imagine something, I find it very easy to create a picture in my mind.
/ 0.24 (0.20, 0.27) / 0.34 (0.09, 0.54) / 0.10 (0.07, 0.14) / 0.10 (0.06, 0.13)
  1. I frequently get so strongly absorbed in one thing that I lose sight of other things.
/ 0.10 (0.07, 0.14) / 0.48 (0.26, 0.65) / 0.12 (0.08, 0.15) / 0.12 (0.09, 0.16)
  1. I often notice small sounds when others do not.
/ 0.10 (0.07, 0.14) / 0.36 (0.12, 0.56) / 0.15 (0.11, 0.18) / 0.13 (0.10, 0.16)
  1. I usually notice car number plates or similar strings of information.
/ 0.17 (0.14, 0.20) / 0.45 (0.22, 0.63) / 0.12 (0.08, 0.15) / 0.14 (0.10, 0.17)
  1. Other people frequently tell me that what I've said is impolite, even though I think it is polite.
/ 0.21 (0.18, 0.25) / 0.34 (0.10, 0.55) / 0.21 (0.18, 0.25) / 0.23 (0.19, 0.26)
  1. When I'm reading a story, I can easily imagine what the characters might look like.
/ 0.20 (0.16, 0.23) / 0.46 (0.24, 0.64) / 0.06 (0.02, 0.09) / 0.05 (0.01, 0.08)
  1. I am fascinated by dates.
/ 0.12 (0.08, 0.15) / 0.14 (-0.12, 0.38) / 0.06 (0.03, 0.10) / 0.10 (0.07, 0.13)
  1. In a social group, I can easily keep track of several different people's conversations.
/ 0.51 (0.48, 0.53) / 0.24 (-0.01, 0.47) / 0.19 (0.15, 0.22) / 0.19 (0.16, 0.23)
  1. I find social situations easy.
/ 0.37 (0.34, 0.40) / 0.43 (0.20, 0.62) / 0.19 (0.16, 0.22) / 0.16 (0.13, 0.20)
  1. I tend to notice details that others do not.
/ -0.10 (-0.14, -0.07) / -0.13 (-0.37, 0.13) / -0.02 (-0.05, 0.02) / -0.03 (-0.06, 0.01)
  1. I would rather go to a library than a party.
/ 0.32 (0.28, 0.35) / 0.49 (0.27, 0.66) / 0.17 (0.13, 0.20) / 0.20 (0.16, 0.23)
  1. I find making up stories easy.
/ 0.18 (0.15, 0.22) / 0.31 (0.06, 0.52) / 0.03 (-0.01, 0.06) / 0.04 (0.01, 0.08)
  1. I find myself drawn more strongly to people than to things.
/ 0.33 (0.29, 0.36) / 0.26 (0.00, 0.48) / 0.15 (0.12, 0.18) / 0.15 (0.11, 0.18)
  1. I tend to have very strong interests which I get upset about if I can't pursue.
/ 0.22 (0.18, 0.25) / 0.30 (0.04, 0.51) / 0.25 (0.22, 0.28) / 0.26 (0.22, 0.29)
  1. I enjoy social chit-chat.
/ 0.46 (0.43, 0.48) / 0.49 (0.27, 0.66) / 0.23 (0.20, 0.27) / 0.26 (0.23, 0.30)
  1. When I talk, it isn't always easy for others to get a word in edgeways.
/ 0.09 (0.06, 0.13) / 0.25 (-0.01, 0.47) / 0.13 (0.10, 0.17) / 0.13 (0.09, 0.16)
  1. I am fascinated by numbers.
/ 0.13 (0.10, 0.16) / 0.34 (0.09, 0.54) / 0.09 (0.05, 0.12) / 0.09 (0.06, 0.13)
  1. When I'm reading a story, I find it difficult to work out the characters' intentions.
/ 0.29 (0.26, 0.33) / 0.40 (0.16, 0.59) / 0.19 (0.15, 0.22) / 0.19 (0.15, 0.22)
  1. I don't particularly enjoy reading fiction.
/ 0.07 (0.03, 0.10) / 0.10 (-0.16, 0.34) / 0.02 (-0.02, 0.05) / 0.04 (0.00, 0.07)
  1. I find it hard to make new friends.
/ 0.44 (0.42, 0.47) / 0.30 (0.04, 0.51) / 0.22 (0.18, 0.25) / 0.24 (0.20, 0.27)
  1. I notice patterns in things all the time.
/ -0.04 (-0.07, 0.00) / 0.19 (-0.07, 0.42) / 0.05 (0.01, 0.08) / 0.05 (0.02, 0.09)
  1. I would rather go to the theatre than a museum.
/ 0.18 (0.14, 0.21) / 0.08 (-0.17, 0.33) / 0.07 (0.03, 0.10) / 0.07 (0.04, 0.11)
  1. It does not upset me if my daily routine is disturbed.
/ 0.31 (0.27, 0.34) / 0.35 (0.11, 0.56) / 0.23 (0.20, 0.27) / 0.22 (0.18, 0.25)
  1. I frequently find that I don't know how to keep a conversation going.
/ 0.48 (0.45, 0.51) / 0.44 (0.21, 0.62) / 0.3 (0.27, 0.33) / 0.32 (0.29, 0.35)
  1. I find it easy to 'read between the lines' when someone is talking to me.
/ 0.36 (0.32, 0.39) / 0.22 (-0.03, 0.45) / 0.13 (0.09, 0.16) / 0.13 (0.10, 0.17)
  1. I usually concentrate more on the whole picture, rather than the small details.
/ 0.25 (0.22, 0.29) / 0.18 (-0.08, 0.41) / 0.11 (0.08, 0.15) / 0.09 (0.06, 0.13)
  1. I am not very good at remembering phone numbers.
/ -0.09 (-0.12, -0.06) / 0.24 (-0.01, 0.47) / -0.07 (-0.11, -0.04) / -0.07 (-0.10, -0.03)
  1. I don't usually notice small changes in a situation, or a person's appearance.
/ -0.18 (-0.22, -0.15) / -0.28 (-0.5, -0.03) / -0.06 (-0.09, -0.02) / -0.09 (-0.13, -0.06)
  1. I know how to tell if someone listening to me is getting bored.
/ 0.44 (0.41, 0.46) / 0.42 (0.19, 0.61) / 0.16 (0.12, 0.19) / 0.16 (0.12, 0.19)
  1. I find it easy to do more than one thing at a time.
/ 0.28 (0.25, 0.32) / 0.34 (0.09, 0.55) / 0.15 (0.12, 0.19) / 0.13 (0.10, 0.17)
  1. When I talk on the phone, I'm not sure when it's my turn to speak.
/ 0.41 (0.38, 0.44) / 0.38 (0.14, 0.58) / 0.26 (0.23, 0.30) / 0.29 (0.26, 0.32)
  1. I enjoy doing things spontaneously.
/ 0.36 (0.33, 0.39) / 0.22 (-0.04, 0.45) / 0.19 (0.16, 0.23) / 0.15 (0.11, 0.18)
  1. I am often the last to understand the point of a joke.
/ 0.38 (0.35, 0.41) / 0.30 (0.04, 0.51) / 0.26 (0.23, 0.30) / 0.27 (0.24, 0.31)
  1. I find it easy to work out what someone is thinking or feeling just by looking at their face.
/ 0.34 (0.31, 0.37) / 0.60 (0.41, 0.74) / 0.09 (0.05, 0.12) / 0.12 (0.09, 0.15)
  1. If there is an interruption, I can switch back to what I was doing very quickly.
/ 0.36 (0.33, 0.39) / 0.42 (0.18, 0.61) / 0.26 (0.22, 0.29) / 0.23 (0.20, 0.26)
  1. I am good a social chit-chat.
/ 0.52 (0.49, 0.54) / 0.55 (0.35, 0.71) / 0.20 (0.17, 0.24) / 0.21 (0.17, 0.24)
  1. People often tell me that I keep going on and on about the same thing.
/ 0.27 (0.23, 0.30) / 0.34 (0.09, 0.54) / 0.23 (0.19, 0.26) / 0.25 (0.22, 0.29)
  1. When I was young, I used to enjoy playing games involving pretending with other children.
/ 0.12 (0.09, 0.16) / 0.14 (-0.12, 0.38) / 0.03 (0.00, 0.07) / 0.02 (-0.02, 0.05)
  1. I like to collect information about categories of things (e.g. types of cars, birds, trains, plants, etc.).
/ 0.06 (0.03, 0.10) / 0.23 (-0.03, 0.46) / 0.06 (0.02, 0.09) / 0.05 (0.01, 0.08)
  1. I find it difficult to imagine what it would be like to be someone else.
/ 0.31 (0.28, 0.34) / 0.60 (0.41, 0.74) / 0.11 (0.08, 0.15) / 0.16 (0.12, 0.19)
  1. I like to plan any activities I participate in carefully.
/ 0.09 (0.05, 0.12) / 0.16 (-0.10, 0.40) / 0.03 (0.00, 0.06) / 0.02 (-0.02, 0.05)
  1. I enjoy social occasions.
/ 0.49 (0.46, 0.52) / 0.25 (0.00, 0.47) / 0.24 (0.20, 0.27) / 0.22 (0.18, 0.25)
  1. I find it difficult to work out people's intentions.
/ 0.48 (0.46, 0.51) / 0.50 (0.28, 0.67) / 0.24 (0.20, 0.27) / 0.27 (0.24, 0.30)
  1. New situations make me anxious.
/ 0.35 (0.32, 0.38) / 0.28 (0.03, 0.50) / 0.23 (0.19, 0.26) / 0.19 (0.15, 0.22)
  1. I enjoy meeting new people.
/ 0.42 (0.39, 0.45) / 0.36 (0.12, 0.56) / 0.17 (0.14, 0.21) / 0.13 (0.10, 0.17)
  1. I am a good diplomat.
/ 0.51 (0.49, 0.54) / 0.28 (0.03, 0.50) / 0.21 (0.17, 0.24) / 0.21 (0.17, 0.24)
  1. I am not very good at remembering people's dates of birth.
/ -0.10 (-0.14, -0.07) / -0.13 (-0.37, 0.13) / -0.05 (-0.08, -0.01) / -0.08 (-0.11, -0.04)
  1. I find it very easy to play games with children that involve pretending.
/ 0.22 (0.19, 0.25) / 0.08 (-0.18, 0.33) / 0.06 (0.03, 0.09) / 0.04 (0.01, 0.08)

aBold type represents unacceptable levels of correlations( < 0.2) defined in this study.

b“Distress” represents correlations between the AQ and K10. Bold type represents unacceptable levels of correlations ( 0.4) defined in this study.

c“Psychoticism” represents correlations between the AQ and the psychoticism scale of the Brief Symptom Inventory (BSI). Bold type represents unacceptable levels of correlations ( > 0.4) defined in this study.between the AQ and e and and psychoticism scale in the BSI