Table 1.
Descriptive statistics and interrater reliability for SC-PPAT/c2 scores.
| Scale number | Measure | Points on Likert scale | Score number 1 | Score number 5 or 6 | Mean (N = 191) | SD (n = 191) | Intra-class correlation coefficient (N = 64) |
|---|---|---|---|---|---|---|---|
| 1 | Quantity of apples on the tree | 6 | A tree with no apples | A tree with more than 10 apples | 4.96 | 1.43 | 0.984 |
| 2 | Strength vs. weakness of tree | 5 | A very weak tree | A very strong tree | 3.65 | 1.05 | 0.958 |
| 3 | The degree to which the person is active/passive in apple-picking | 6 | The person clearly avoids picking | Extraordinary picking process effort | 3.86 | 1.15 | 0.903 |
| 4 | Degree of success in picking the apple | 5 | No contact between the person and an apple | The person holds one or more apples, disconnected from the tree | 2.87 | 1.40 | 0.929 |
| 5 | Contact between person and tree | 5 | No contact between the person and the tree | Person is contained within the contour of the tree | 1.59 | 0.71 | 0.986 |
| 6 | Height ratio between person and tree | 6 | The person is significantly shorter than the tree (1:5 or more) | The person is taller than the tree (2:1) | 3.02 | 1.27 | 0.954 |
| 7 | Position of the tree trunk in relation to the person | 5 | The tree trunk is clearly inclined away from the person | The tree trunk is clearly inclined toward the person | 2.87 | 0.72 | 0.958 |
| 8 | Placement of branches in relation to the person (close vs. far) | 5 | Branches or treetop are inclined away from the person | Branches are coming out of trunk toward the person | 2.80 | 1.08 | 0.971 |
| 9 | The extent to which apples are spread out on the tree either close or far from the person | 5 | All apples are placed on the side farther from the person | All apples are placed on the side closer to the person | 3.34 | 1.04 | 0.940 |