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Table 1 Mean values of demography and questionnaires reported by the high versus low schizotypy groups

From: The impact of schizotypy on quality of life among adults with autism spectrum disorder

  t-test Mann Whitney U -test  
  ALL
n = 110(SD)
SPQ high
n = 55 (SD)
SPQ low
n = 55 (SD)
t df U Z p
Gender, M/W/O 35/70/5 17/35/3 18/35/2 / / / / .89
Age, mean yrs 32.6 (9.6) 34.0 (10.3) 31.2 (8.7) / / 1303 −1.3 .21
Comorbidity, % yes 53.5 62 47 / / / / .08
Employed or student, % yes 51.4 47.3 56.0 / / / / .39
RAADS-14 29.3 (9.5) 34.0 (5.2) 24.7 (8.3) −7.0 90.6 / / <.001
EQ VAS 56.7 (22.5) 49.0 (23.6) 64.4 (19.2) / / 922.5 −3.5 <.001
EQ-5D index 0.6 (0.3) 0.5 (0.3) 0.7 (.2) / / 997.0 −3.1 .002
BBQ 40.0 (21.8) 33.0 (19.4) 47.1 (21.2) 3.7 107.2 / / <.001
HADS-dep 7.4 (4.2) 9.1 (3.8) 5.7 (3.9) / / 794.0 −4.3 <.001
HADS-anx 11.6 (4.8) 14.0 (3.7) 9.3 (4.7) / / 629.0 −5.3 <.001
SPQ-BR 66.6 (18.3) 80.8 (11.7) 52.4(11.2) / / <.001 −9.0 <.001
  1. men, women, other gender, BBQ Brunnsviken Brief quality of life scale, EQ VAS dimensional part of EQ-5D-5L, EQ-5D index descriptive part of EQ-5D-5L, HADS-dep depression subscale of The Hospital Anxiety and Depression scale, HADS-anx anxiety subscale of The Hospital Anxiety and Depression scale, RAADS-14 The Ritvo Autism and Asperger Diagnostic Scale-Revised 14 items, SPQ-BR The Schizotypal Personality Questionnaire – Brief Revised
  2. For gender, psychiatric comorbidity and occupation, the p values are derived from χ2 analyses. Significance was set at p < 0.05