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Item-level descriptive statistics for ranks on the PHE 9-item scale.
| PHE item | Rank range | Minimum | Maximum | Median | Shannon entropy |
|---|---|---|---|---|---|
| Item A (1) | 1–4 | 1 | 4 | 3 | 0.81 |
| Item B (2) | 1–4 | 1 | 4 | 3 | 0.81 |
| Item C | 1–4 | 1 | 4 | 3 | 0.77 |
| Item D | 1–4 | 1 | 4 | 4 | 0.76 |
| Item E | 1–4 | 2 | 4 | 4 | 0.74 |
| Item F | 1–4 | 2 | 4 | 4 | 0.74 |
| Item G (3) | 1–4 | 1 | 4 | 3 | 0.90 |
| Item H (4) | 1–4 | 1 | 4 | 3 | 0.90 |
| Item I (5) | 1–4 | 1 | 4 | 3 | 0.95 |
