Table 4 Rotated pattern matrix for three-factor solution from exploratory factor analysis
From: A quantitative measure of restricted and repetitive behaviors for early childhood
| Item heading | Repetitive motor | Ritual and routine | Restricted |
|---|---|---|---|
| Torso | 0.94 | 0.04 | −0.11 |
| Head | 0.89 | −0.03 | −0.03 |
| Legs | 0.84 | −0.08 | 0.00 |
| Arms, hands, or fingers | 0.84 | 0.06 | 0.00 |
| Arms/hands/fingers on surfaces | 0.81 | 0.00 | 0.03 |
| Locomotion | 0.78 | 0.00 | −0.02 |
| Object use | 0.73 | −0.11 | 0.06 |
| Vocalizations | 0.71 | 0.02 | 0.11 |
| Mouthing objects | 0.52 | 0.06 | 0.03 |
| Play | −0.03 | 0.80 | −0.06 |
| Daily routine | −0.04 | 0.77 | −0.06 |
| Change in others | 0.01 | 0.68 | −0.04 |
| Mealtime | 0.06 | 0.63 | −0.03 |
| New places | −0.09 | 0.60 | 0.09 |
| Social interactions | −0.04 | 0.56 | 0.12 |
| Bedtime | 0.04 | 0.54 | 0.01 |
| Interruptions | 0.03 | 0.43 | 0.16 |
| Placement of objects | 0.00 | 0.29 | 0.25 |
| Hits self with body part | 0.21 | 0.22 | 0.11 |
| Pulls own hair | 0.03 | 0.21 | 0.18 |
| Skin picking | 0.01 | 0.17 | 0.12 |
| Visual inspection | −0.04 | −0.07 | 0.82 |
| Fascination with movement | 0.03 | −0.11 | 0.80 |
| Interest in parts of objects | −0.03 | −0.06 | 0.74 |
| Limited and intense interests | 0.04 | 0.05 | 0.49 |
| Sensory interests | 0.08 | 0.13 | 0.44 |
| Stillness | −0.05 | 0.07 | 0.40 |
| Object attachment | −0.04 | 0.13 | 0.38 |
| Media use | −0.03 | 0.20 | 0.35 |
| Scratches, pinches, or pokes self | 0.05 | −0.03 | 0.34 |
| Hits self against surface | 0.11 | 0.14 | 0.28 |
| Hits self with object | 0.13 | 0.20 | 0.27 |
| Arranging toys/objects | 0.10 | 0.04 | 0.23 |
| Bites self | −0.02 | 0.06 | 0.19 |