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Table 2 Multilevel regression estimates (standard errors in parentheses)

From: Facilitated patient experience feedback can improve nursing care: a pilot study for a phase III cluster randomised controlled trial

Intercept (γ 0) 78.7 (2.12)*
Trust B (β 1) -9.27 (1.97)*
Basic Feedback (β 2) -0.65 (2.62)
Feedback Plus (β 3) -2.47 (2.62)
Month (β 4) -0.41 (0.14)*
Basic Feedback x month (β 5) -0.03 (0.19)
Feedback Plus x month (β 6) 0.46 (0.20)*
Intercept standard deviation (σδ ) 3.58
Residual standard deviation (σ ϵ ) 3.82
Log Likelihood 231.3
  1. Test of hypothesis that Basic Feedback x month = Feedback Plus x month: Chi-square statistic = 5.99, 1 degree of freedom, p = 0.014.
  2. Test of hypothesis that Control x month = Feedback Plus x month: Chi-square statistic = 5.34, 1 degree of freedom, p = 0.02.
  3. * p < 0.05.