Table 2.
Ordered logistic and linear regression models investigating group differences in anxious imagery and emotional valence controlling for age, FSIQ and use of non-anxious imagery
| ASD high anxiety (N = 29) | Non-ASD high anxiety (N = 17) | ASD low anxiety (N = 14) | Non-ASD low anxiety (N = 18) | Statistical test | Group differences | |
|---|---|---|---|---|---|---|
| Spontaneous anxious imagery condition | ||||||
| Other images (% none/1–5/>5) | 10/57/33 | 18/76/6 | 28/36/36 | 61/49/0 | χ 2 (6) = 28.6, p ≤ 0.01 ‡ | ASDanx = nASDanx = ASD > nASD |
| Image frequency (%none/monthly-yearly/weekly/hourly-daily) | 17/17/21/45 | 17/17/23/45 | 29/29/21/21 | 50/20/10/20 | χ 2 (6) = 15.2, p = 0.02 ‡ | (ASDanx = nASDanx) > (ASD = nASD) |
| Negative emotional valence (1–63) | 34.9 (10.1) | 41.9 (14.4) | 28.1 (9.3) | 28.4 (11.8) | β = 1.9, p = 0.24†, ω2 = 0.03 | ASDanx = nASDanx = ASD = nASD |
| Suggested anxious imagery condition | ||||||
| Negative emotional valence (1–63) | 30.0 (9.7) | 29.6 (14.8) | 28.4 (16.6) | 18.8 (7.4) | β = 3.3, p ≤ 0.01
†
ω2 = 0.06 |
ASDanx = nASDanx = ASD > nASDш |
†Linear regression; ‡ ordered logistic regression
Significant group differences at p < 0.01 are presented in bold
шASDanx = ASD high anxiety; nASDanx = non-ASD high anxiety; ASD = ASD low anxiety; nASD = non-ASD low anxiety