Comparison of dependent variables at baseline
| Variable | Placebo | BTX-A | |
| Ashworth scale (0–4) | Mean 3.0 (3, 2–4) | Mean 2.7 (3, 1–4) | |
| SD 0.7 | SD 0.8 | ||
| Range of movement (% of full angle) | Mean 57.9 (55.6, 0–100) | Mean 67.6 (71.4, 14.3–100) | |
| SD 23.5 | SD 24.6 | ||
| Rivermead gross motor function scale (0–13) | Mean 7.4 (10, 0–11) | Mean 8.3 (9, 0–13) | |
| SD 4.1 | SD 3.5 | ||
| Rivermead limb and trunk function (0–10) | Mean 3.9 (3, 2–9) | Mean 5.5 (4, 3–10) | |
| SD 2.1 | SD 3.0 | ||
| Rivermead upper limb function (0–15) | Mean 2.2 (1, 0–8) | Mean 3.0 (2, 1–7) | |
| SD 2.8 | SD 3.2 | ||
| Subjective rating of problem (0–7) | Mean 2.1 (1, 0–7) | Mean 1.9 (2, 1–7) | |
| SD 2.1 | SD 1.3 | ||
Values in parentheses are medians and ranges.