| Right, | Left, | Bilateral, | Total of sites,b |
---|---|---|---|---|
n(%) | n(%) | n(%) | n(%) | |
Polydactyly (n = 322) | 90 (13.6) | 98 (14.8) | 118 (17.8) | 306 (46.1) |
  Upper limb | 65 (9.8) | 72 (10.8) | 95 (14.3) | 232 (34.9) |
  Lower limb | 25 (3.8) | 26 (3.9) | 23 (3.5) | 74 (11.1) |
Syndactyly (n = 140) | 40 (6.0) | 49 (7.4) | 44 (6.6) | 133 (20.0) |
  Upper limb | 24 (3.6) | 29 (4.4) | 26 (3.9) | 79 (11.9) |
  Lower limb | 16 (2.4) | 20 (3.0) | 18 (2.7) | 54 (8.1) |
Reduction defects (n = 193) | 78 (11.7) | 88 (13.3) | 34 (5.1) | 200 (30.1) |
  Upper limb | 52 (7.8) | 67 (10.1) | 14 (2.1) | 133 (20.0) |
    Transverse | 38 (5.7) | 49 (7.4) | 7 (1.1) | 94 (14.2) |
    Longitudinal | 8 (1.2) | 9 (1.4) | 6 (0.9) | 23 (3.5) |
    Intercalary | 0 | 2 (0.3) | 0 | 2 (0.3) |
    Central | 6 (0.9) | 7 (1.1) | 1 (0.2) | 14 (2.1) |
  Lower limb | 26 (3.9) | 21 (3.2) | 20 (3.0) | 67 (10.1) |
    Transverse | 10 (1.5) | 10 (1.5) | 10 (1.5) | 30 (4.5) |
    Longitudinal | 10 (1.5) | 9 (1.4) | 3 (0.5) | 22 (3.3) |
    Intercalary | 3 (0.5) | 1 (0.2) | 0 | 4 (0.6) |
    Central | 3 (0.5) | 1 (0.2) | 7 (1.1) | 11 (1.7) |
Other CLD (n = 58) | 18 (2.7) | 32 (4.8) | 9 (1.4) | 59 (8.9) |
  Upper limb | 5 (0.8) | 14 (2.1) | 4 (0.6) | 23 (3.5) |
  Lower limb | 13 (2.0) | 18 (2.7) | 5 (0.8) | 36 (5.4) |
Total CLD (n = 664) | 226 (34.0) | 267 (40.2) | 205 (30.9) | 698 (105.1) |
  Upper limb | 146 (22.0) | 182 (27.4) | 139 (20.9) | 467 (70.3) |
  Lower limb | 80 (12.0) | 85 (12.8) | 66 (9.9) | 231 (34.8) |