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Table 1 Demographic and descriptive participant information

From: The impact of expressive language development and the left inferior longitudinal fasciculus on listening and reading comprehension

 Time point administered
PrescreeningLongitudinal sample at prescreeningTime 1 (end of 1st grade)Time 2 (end of 2nd grade)Time 3 (end of 3rd grade)Time 4 (end of 4th grade)
Sample Size (N)129734034027115181
Cohort 18211401401078581
Cohort 247620020016466
Age7.08 (0.39)
[5.83–8.67]
7.09 (0.35)
[6.33–8.0]
7.46 (0.35)
[6.42–8.67]
8.43 (0.34)
[7.75–9.33]
9.42 (0.33)
[8.67–10.08]
10.44 (0.33)
[9.75–11.17]
Cohort 17.01 (0.39)
[5.83–8.67]
7.03 (0.34)
[6.33–8.0]
7.44 (0.34)
[6.75–8.67]
8.45 (0.34)
[7.75–9.08]
9.46 (0.33)
[8.75–10.08]
10.44 (0.33)
[9.75–11.17]
Cohort 27.20 (0.36)
[6.33–8.33]
7.13 (0.36)
[6.33–8.0]
7.47 (0.36)
[6.42–8.33]
8.41 (0.34)
[7.75–9.33]
9.36 (0.31)
[8.67–9.83]
Sex601M, 696F159M, 181F159M, 181F118M, 153F72M, 79F35M, 46F
Cohort 1377M, 444F65 M, 75F65 M, 75F46M, 61F44M, 41F35M, 46F
Cohort 2224M, 252F94 M, 106F94 M, 106F72M, 92F28M, 38F
  1. Notes. () = standard deviation of the mean; [minimum, maximum]; – = data not collected