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. Author manuscript; available in PMC: 2019 Mar 6.
Published in final edited form as: J Adolesc Health. 2017 Mar 18;60(6):641–647. doi: 10.1016/j.jadohealth.2017.01.009

Table 4.

Total and Indirect Effects of Exposure to Friends’ SNS Alcohol Content on Drinking Milestones

Estimate SE p-value
T2 Initiation of Drinking
  Total Effect 0.19 0.07 .007
  Indirect Effect via T2 Peer Injunctive Norms 0.03 0.01 .046
  Percent Mediated 14.6%
T2 Initiation of Becoming Drunk
  Total Effect 0.08 0.08 .272
  Indirect Effect via T2 Peer Injunctive Norms 0.04 0.02 .028
  Percent Mediated 41.7%
T2 Initiation of First Heavy Episodic Drinking
  Total Effect 0.15 0.07 .017
  Indirect Effect via T2 Peer Injunctive Norms 0.05 0.02 .037
  Percent Mediated 28.0%

Note: Models were estimated using robust weighted least squares estimation. Standardized effects reported. Percent Mediated refers to the percent of the total effect that was mediated by T2 Peer Injunctive Norms