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. Author manuscript; available in PMC: 2015 Feb 23.
Published in final edited form as: Infant Behav Dev. 1999;22(1):1–15. doi: 10.1016/S0163-6383(99)80002-2

table 4.

Mean Percent Novelty by Croup

Cocaine Negative Cocaine Positive


Light Heavy
Problem 1
  M 65.8% 62.8% 56.6%*
  SD 27 25 27
Problem 2
  M 60.0% 65.5% 61.5%
  SD 26 28 22
Problem 3
  M 51.6% 58.9% 51.8%
  SD 28 24 29
Problem 4
  M 47.8% 51.8% 44.7%
  SD 27 24 28
Mean Novelty Score
  M 57% 60.6% 54.6%
  SD 15 14 16
*

Post-hoc Comparisons:

t [df = 672] = .69, p < .49 for light vs. negative

t [df = 672] = 2.4, p < .02 for heavy vs. negative