Age group   Endo-R1 Ecto-R1 Endo-R2 Ecto-R2 Endo-L1 Ecto-L1 Endo- L2 Ecto-L2
  21-30 N 39 39 39 39 39 39 39 39
mean 1.33 0.97 1.3 0.94 1.23 0.97 1.2 0.94
  31-40 N 10 10 10 10 10 10 10 10
mean 2.5 1.8 2.5 1.8 2.6 1.9 2.6 1.9
  41-50 N 21 21 21 21 21 21 21 21
mean 2.43 1.23 2.33 1.23 2.42 1.48 2.47 1.38
  Total N 70 70 70 70 70 70 70 70
mean 1.71 1.17 1.78 1.15 1.78 1.24 1.78 1.21
Table 3: Endocranial and ectocranial closure of lambdoid suture.