Skip to main content

Table 4 Results of mediation model examining effect of the intervention (baseline to 6 months) on ASI-12 and mental health outcomes at 6 months

From: Effect of a physical activity and sleep m-health intervention on a composite activity-sleep behaviour score and mental health: a mediation analysis of two randomised controlled trials

Outcome A (SE) B (SE) Direct (SE) C (SE) AB (SE)[95%CI]
Depressive Symptoms 3.07 (0.92)a −0.13 (0.03)a −0.31 (0.43) −0.71 (0.44) − 0.40 (0.18) [− 0.86,-0.13]
Anxiety Symptoms 3.12 (0.93)a − 0.09 (0.02)a −0.17 (0.29) − 0.46 (0.30) −0.29 (0.13) [− 0.70,-0.12]
Stress Symptoms 3.08 (0.92)a −0.18 (0.03)a − 0.40 (0.40) −0.96 (0.43)a − 0.56 (0.21) [−1.08,-0.24]
QOL Physical Score 3.00 (0.92)a 0.09 (0.04)a 0.84 (0.51) 1.11 (0.51)a 0.27 (0.14) [0.08,0.65]
QOL Mental Score 3.07 (0.92)a 0.18 (0.05)a −0.11 (0.66) 0.44 (0.66) 0.55 (0.24) [0.19,1.19]
Energy & Fatigue 3.04 (0.92)a 0.32 (0.09)a 2.50 (1.17)a 3.48 (1.18)a 0.99 (0.48) [0.30,2.22]
  1. In all models a path adjusted for study (Synergy, REFRESH) and baseline value of mediator, b path adjusted for study (Synergy, REFRESH) and baseline value of mediator and outcome. a indicates p < 0.05