Table 2 Grouping of variables, number of children and missing values for each category
Ref Cat | N of children | Cat 2 | N of children | Cat 3 | N of children | Missing | |
|---|---|---|---|---|---|---|---|
GMFCS | I-III | 1605 | IV | 359 | V | 364 | 0 |
MACS | I-II | 1129 | III | 266 | IV-V | 571 | 362 |
House | 8-7 | 798 | 6-4 | 733 | 3-0 | 534 | 263 |
Zancolli | 1X + 1 | 1366 | 2A, 2B, 3 | 308 | 654 | ||
Thumb-in-palm | No | 1211 | I-IV | 836 | 281 | ||
Bimanual ability | No | 440 | Yes | 1659 | 229 | ||
Shoulder flexion | ≥160° | 1927 | <160° >120° | 141 | ≤120° | 25 | 235 |
Elbow extension | ≥ −10° | 2022 | <−10° > −30° | 51 | ≤ −30° | 21 | 234 |
Forearm supination | ≥80° | 1907 | <80° >45° | 118 | ≤45° | 70 | 233 |
Wrist extension | ≥60° | 1999 | <60° ≥0° | 77 | <0° | 7 | 245 |