Table 3

Model for change over time in anxiety, depression and motivation by emergency department (ED) group

AnxietyDepressionMotivational effort
PredictorB-coefficient (95% CI)Test statisticB-coefficient (95% CI)Test statisticB-coefficient (95% CI)Test statistic
Gender−0.16 (−0.35 to 0.03)t=−1.71−0.11 (−0.28 to 0.07)t=−1.21−0.02 (−0.17 to 0.13)t=−0.27
Age (years)0.97* (0.16 to 1.78)t=2.360.30 (−0.46 to 1.06)t=0.770.54 (−0.09 to 1.17)t=1.70
Previous experience−0.12 (−0.31 to 0.07)t=−1.270.03 (−0.16 to 0.21)t=0.29−0.10 (−0.25 to 0.05)t=−1.36
F2 ED placement group (overall effect)F=3.56*F=1.98F=1.52
F2 ED placement group (dummy variable, placement 1 vs 3)−0.62* (−1.00 to −0.23)t=−3.12−0.33 (−0.71 to 0.06)t=−1.66−0.25 (−0.53 to 0.03)t=−1.79
F2 ED placement group (dummy variable, placement 2 vs 3)−0.75* (−1.20 to −0.29)t=−3.25−0.40 (−0.85 to 0.05)t=−1.75−0.19 (−0.5 to 0.13)t=−1.14
Time (overall effect)F=2.30F=0.85F=1.66
Time (1 vs 4)−0.37* (−0.71 to −0.03)t=−2.14−0.26 (−0.62 to 0.09)t=−1.48−0.22 (−0.45 to 0.02)t=−1.82
Time (2 vs 4)−0.08 (−0.42 to 0.27)t=−0.430.08 (−0.28 to 0.44)t=0.44−0.24 (−0.48 to 0.00)t=−1.97
Time (3 vs 4)−0.54* (−0.90 to −0.18)t=−2.92−0.29 (−0.65 to 0.07)t=−1.59−0.32* (−0.56 to −0.08)t=−2.62
F2 ED placement group* time (overall effect)†F=7.56*F=1.91F=3.99*
  • *p<0.05, adjusted for multiple testing of related constructs.

  • †Individual contrasts for interaction effect excluded for parsimony, effect described in the text and illustrated in figures 1 and 2.