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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.