Table 3.
Median values with 25 and 75th percentiles for the Posture and Postural Ability Scale scores for posture and postural ability in supine, sitting and standing positions of adults at GMFCS I to V.
| GMFCS I | GMFCS II | GMFCS III | GMFCS IV | GMFCS V | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Median | Percentile | Median | Percentile | Median | Percentile | Median | Percentile | Median | Percentile | ||
| Posture | Supine, frontal | 6 | (5–6) | 5 | (4–6) | 5 | (3–6) | 2 | (1–4) | 1 | (0–2) |
| Supine, sagittal | 6 | (6–6) | 6 | (5–6) | 5 | (3–6) | 3 | (1–4) | 2 | (1–3) | |
| Sitting, frontal | 6 | (5–6) | 5 | (4–6) | 4 | (3–6) | 2 | (1–4) | 1 | (0–3) | |
| Sitting, sagittal | 6 | (5–6) | 5 | (4–6) | 4 | (3–5) | 3 | (2–4) | 2 | (0–3) | |
| Standing, frontal | 5 | (4–6) | 4 | (2–5) | 2 | (1–4) | 1 | (0–2) | 0 | (0–1) | |
| Standing. sagittal | 6 | (5–6) | 4 | (2–5) | 2 | (1–3) | 1 | (0–2) | 0 | (0–1) | |
| Postural ability* | Supine lying | 7 | (7–7) | 7 | (7–7) | 7 | (7–7) | 5 | (4–7) | 3 | (3–4) |
| Sitting | 7 | (7–7) | 7 | (7–7) | 7 | (6–7) | 4 | (2–5) | 2 | (2–2) | |
| Standing | 7 | (7–7) | 7 | (7–7) | 6 | (2–7) | 2 | (2–2) | 2 | (1–2) | |
GMFCS, Gross Motor Function Classification System.
*
Level 7, Able to move into and out of position; Level 6, Able to move out of position; Level 5, Able to transfer weight laterally and regain posture; Level 4, Able to initiate flexion/extension of trunk; Level 3, Able to maintain position when placed but cannot move; Level 2, Placeable in an aligned posture but needs support, Level 1, Unplaceable in an aligned posture (see section Postural Asymmetries and Ability to Change Position for more details).