Skip to main content
. 2014 May 12;14:214. doi: 10.1186/1472-6963-14-214

Figure 2.

Figure 2

Effects of physician-nurse substitution on patient satisfaction in A) all trials and by B) subgroups. Legend. CI, confidence interval; df, degrees of freedom; N, total number of patients; SMD, standard mean differences; SD, standard deviation; Chi2, statistical test for heterogeneity; P, p-value of Chi2 (evidence of heterogeneity of intervention effects); I2, amount of heterogeneity between trials; Overall P, p-value for significance of effects of interventions; NLC, Nurse-Led Care; PLC, Physician-Led Care; NP, Nurse Practitioner; NP+, Nurse Practitioner with higher degree/courses/specialisation; RN, Registered Nurse. *All trials had ≥20% attrition in at least one arm.